1597492000

素因数分解:

$2^5\times 5^3\times {\mathrm{13}}^1\times {\mathrm{31}}^1\times {\mathrm{991}}^1$

素因数の和:1060

約数の個数: 192

約数和(自身を含む): 4367720448

約数和(自身を除く): 2770228448

約数列:

[1, 2, 4, 5, 8, 10, 13, 16, 20, 25, 26, 31, 32, 40, 50, 52, 62, 65, 80, 100, 104, 124, 125, 130, 155, 160, 200, 208, 248, 250, 260, 310, 325, 400, 403, 416, 496, 500, 520, 620, 650, 775, 800, 806, 991, 992, 1000, 1040, 1240, 1300, 1550, 1612, 1625, 1982, 2000, 2015, 2080, 2480, 2600, 3100, 3224, 3250, 3875, 3964, 4000, 4030, 4955, 4960, 5200, 6200, 6448, 6500, 7750, 7928, 8060, 9910, 10075, 10400, 12400, 12883, 12896, 13000, 15500, 15856, 16120, 19820, 20150, 24775, 24800, 25766, 26000, 30721, 31000, 31712, 32240, 39640, 40300, 49550, 50375, 51532, 52000, 61442, 62000, 64415, 64480, 79280, 80600, 99100, 100750, 103064, 122884, 123875, 124000, 128830, 153605, 158560, 161200, 198200, 201500, 206128, 245768, 247750, 257660, 307210, 322075, 322400, 396400, 399373, 403000, 412256, 491536, 495500, 515320, 614420, 644150, 768025, 792800, 798746, 806000, 983072, 991000, 1030640, 1228840, 1288300, 1536050, 1597492, 1610375, 1612000, 1982000, 1996865, 2061280, 2457680, 2576600, 3072100, 3194984, 3220750, 3840125, 3964000, 3993730, 4915360, 5153200, 6144200, 6389968, 6441500, 7680250, 7987460, 9984325, 10306400, 12288400, 12779936, 12883000, 15360500, 15974920, 19968650, 24576800, 25766000, 30721000, 31949840, 39937300, 49921625, 51532000, 61442000, 63899680, 79874600, 99843250, 122884000, 159749200, 199686500, 319498400, 399373000, 798746000, 1597492000]

約数ペア:

[(1, 1597492000), (2, 798746000), (4, 399373000), (5, 319498400), (8, 199686500), (10, 159749200), (13, 122884000), (16, 99843250), (20, 79874600), (25, 63899680), (26, 61442000), (31, 51532000), (32, 49921625), (40, 39937300), (50, 31949840), (52, 30721000), (62, 25766000), (65, 24576800), (80, 19968650), (100, 15974920), (104, 15360500), (124, 12883000), (125, 12779936), (130, 12288400), (155, 10306400), (160, 9984325), (200, 7987460), (208, 7680250), (248, 6441500), (250, 6389968), (260, 6144200), (310, 5153200), (325, 4915360), (400, 3993730), (403, 3964000), (416, 3840125), (496, 3220750), (500, 3194984), (520, 3072100), (620, 2576600), (650, 2457680), (775, 2061280), (800, 1996865), (806, 1982000), (991, 1612000), (992, 1610375), (1000, 1597492), (1040, 1536050), (1240, 1288300), (1300, 1228840), (1550, 1030640), (1612, 991000), (1625, 983072), (1982, 806000), (2000, 798746), (2015, 792800), (2080, 768025), (2480, 644150), (2600, 614420), (3100, 515320), (3224, 495500), (3250, 491536), (3875, 412256), (3964, 403000), (4000, 399373), (4030, 396400), (4955, 322400), (4960, 322075), (5200, 307210), (6200, 257660), (6448, 247750), (6500, 245768), (7750, 206128), (7928, 201500), (8060, 198200), (9910, 161200), (10075, 158560), (10400, 153605), (12400, 128830), (12883, 124000), (12896, 123875), (13000, 122884), (15500, 103064), (15856, 100750), (16120, 99100), (19820, 80600), (20150, 79280), (24775, 64480), (24800, 64415), (25766, 62000), (26000, 61442), (30721, 52000), (31000, 51532), (31712, 50375), (32240, 49550), (39640, 40300)]