761880800

素因数分解:

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

素因数の和:1073

約数の個数: 108

約数和(自身を含む): 1923814368

約数和(自身を除く): 1161933568

約数列:

[1, 2, 4, 5, 8, 10, 16, 20, 25, 31, 32, 40, 50, 62, 80, 100, 124, 155, 160, 200, 248, 310, 400, 496, 620, 775, 800, 961, 991, 992, 1240, 1550, 1922, 1982, 2480, 3100, 3844, 3964, 4805, 4955, 4960, 6200, 7688, 7928, 9610, 9910, 12400, 15376, 15856, 19220, 19820, 24025, 24775, 24800, 30721, 30752, 31712, 38440, 39640, 48050, 49550, 61442, 76880, 79280, 96100, 99100, 122884, 153605, 153760, 158560, 192200, 198200, 245768, 307210, 384400, 396400, 491536, 614420, 768025, 768800, 792800, 952351, 983072, 1228840, 1536050, 1904702, 2457680, 3072100, 3809404, 4761755, 4915360, 6144200, 7618808, 9523510, 12288400, 15237616, 19047020, 23808775, 24576800, 30475232, 38094040, 47617550, 76188080, 95235100, 152376160, 190470200, 380940400, 761880800]

約数ペア:

[(1, 761880800), (2, 380940400), (4, 190470200), (5, 152376160), (8, 95235100), (10, 76188080), (16, 47617550), (20, 38094040), (25, 30475232), (31, 24576800), (32, 23808775), (40, 19047020), (50, 15237616), (62, 12288400), (80, 9523510), (100, 7618808), (124, 6144200), (155, 4915360), (160, 4761755), (200, 3809404), (248, 3072100), (310, 2457680), (400, 1904702), (496, 1536050), (620, 1228840), (775, 983072), (800, 952351), (961, 792800), (991, 768800), (992, 768025), (1240, 614420), (1550, 491536), (1922, 396400), (1982, 384400), (2480, 307210), (3100, 245768), (3844, 198200), (3964, 192200), (4805, 158560), (4955, 153760), (4960, 153605), (6200, 122884), (7688, 99100), (7928, 96100), (9610, 79280), (9910, 76880), (12400, 61442), (15376, 49550), (15856, 48050), (19220, 39640), (19820, 38440), (24025, 31712), (24775, 30752), (24800, 30721)]