81506159360

素因数分解:

$2^8\times 5^1\times {\mathrm{83}}^1\times {\mathrm{419}}^1\times {\mathrm{1831}}^1$

素因数の和:2354

約数の個数: 144

約数和(自身を含む): 198164655360

約数和(自身を除く): 116658496000

約数列:

[1, 2, 4, 5, 8, 10, 16, 20, 32, 40, 64, 80, 83, 128, 160, 166, 256, 320, 332, 415, 419, 640, 664, 830, 838, 1280, 1328, 1660, 1676, 1831, 2095, 2656, 3320, 3352, 3662, 4190, 5312, 6640, 6704, 7324, 8380, 9155, 10624, 13280, 13408, 14648, 16760, 18310, 21248, 26560, 26816, 29296, 33520, 34777, 36620, 53120, 53632, 58592, 67040, 69554, 73240, 106240, 107264, 117184, 134080, 139108, 146480, 151973, 173885, 234368, 268160, 278216, 292960, 303946, 347770, 468736, 536320, 556432, 585920, 607892, 695540, 759865, 767189, 1112864, 1171840, 1215784, 1391080, 1519730, 1534378, 2225728, 2343680, 2431568, 2782160, 3039460, 3068756, 3835945, 4451456, 4863136, 5564320, 6078920, 6137512, 7671890, 8902912, 9726272, 11128640, 12157840, 12275024, 15343780, 19452544, 22257280, 24315680, 24550048, 30687560, 38905088, 44514560, 48631360, 49100096, 61375120, 63676687, 97262720, 98200192, 122750240, 127353374, 194525440, 196400384, 245500480, 254706748, 318383435, 491000960, 509413496, 636766870, 982001920, 1018826992, 1273533740, 2037653984, 2547067480, 4075307968, 5094134960, 8150615936, 10188269920, 16301231872, 20376539840, 40753079680, 81506159360]

約数ペア:

[(1, 81506159360), (2, 40753079680), (4, 20376539840), (5, 16301231872), (8, 10188269920), (10, 8150615936), (16, 5094134960), (20, 4075307968), (32, 2547067480), (40, 2037653984), (64, 1273533740), (80, 1018826992), (83, 982001920), (128, 636766870), (160, 509413496), (166, 491000960), (256, 318383435), (320, 254706748), (332, 245500480), (415, 196400384), (419, 194525440), (640, 127353374), (664, 122750240), (830, 98200192), (838, 97262720), (1280, 63676687), (1328, 61375120), (1660, 49100096), (1676, 48631360), (1831, 44514560), (2095, 38905088), (2656, 30687560), (3320, 24550048), (3352, 24315680), (3662, 22257280), (4190, 19452544), (5312, 15343780), (6640, 12275024), (6704, 12157840), (7324, 11128640), (8380, 9726272), (9155, 8902912), (10624, 7671890), (13280, 6137512), (13408, 6078920), (14648, 5564320), (16760, 4863136), (18310, 4451456), (21248, 3835945), (26560, 3068756), (26816, 3039460), (29296, 2782160), (33520, 2431568), (34777, 2343680), (36620, 2225728), (53120, 1534378), (53632, 1519730), (58592, 1391080), (67040, 1215784), (69554, 1171840), (73240, 1112864), (106240, 767189), (107264, 759865), (117184, 695540), (134080, 607892), (139108, 585920), (146480, 556432), (151973, 536320), (173885, 468736), (234368, 347770), (268160, 303946), (278216, 292960)]