63899680

素因数分解:

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

素因数の和:1050

約数の個数: 96

約数和(自身を含む): 167989248

約数和(自身を除く): 104089568

約数列:

[1, 2, 4, 5, 8, 10, 13, 16, 20, 26, 31, 32, 40, 52, 62, 65, 80, 104, 124, 130, 155, 160, 208, 248, 260, 310, 403, 416, 496, 520, 620, 806, 991, 992, 1040, 1240, 1612, 1982, 2015, 2080, 2480, 3224, 3964, 4030, 4955, 4960, 6448, 7928, 8060, 9910, 12883, 12896, 15856, 16120, 19820, 25766, 30721, 31712, 32240, 39640, 51532, 61442, 64415, 64480, 79280, 103064, 122884, 128830, 153605, 158560, 206128, 245768, 257660, 307210, 399373, 412256, 491536, 515320, 614420, 798746, 983072, 1030640, 1228840, 1597492, 1996865, 2061280, 2457680, 3194984, 3993730, 4915360, 6389968, 7987460, 12779936, 15974920, 31949840, 63899680]

約数ペア:

[(1, 63899680), (2, 31949840), (4, 15974920), (5, 12779936), (8, 7987460), (10, 6389968), (13, 4915360), (16, 3993730), (20, 3194984), (26, 2457680), (31, 2061280), (32, 1996865), (40, 1597492), (52, 1228840), (62, 1030640), (65, 983072), (80, 798746), (104, 614420), (124, 515320), (130, 491536), (155, 412256), (160, 399373), (208, 307210), (248, 257660), (260, 245768), (310, 206128), (403, 158560), (416, 153605), (496, 128830), (520, 122884), (620, 103064), (806, 79280), (991, 64480), (992, 64415), (1040, 61442), (1240, 51532), (1612, 39640), (1982, 32240), (2015, 31712), (2080, 30721), (2480, 25766), (3224, 19820), (3964, 16120), (4030, 15856), (4955, 12896), (4960, 12883), (6448, 9910), (7928, 8060)]