79877560

素因数分解:

$2^3\times 5^1\times 7^1\times {\mathrm{17}}^1\times {\mathrm{97}}^1\times {\mathrm{173}}^1$

素因数の和:305

約数の個数: 128

約数和(自身を含む): 220993920

約数和(自身を除く): 141116360

約数列:

[1, 2, 4, 5, 7, 8, 10, 14, 17, 20, 28, 34, 35, 40, 56, 68, 70, 85, 97, 119, 136, 140, 170, 173, 194, 238, 280, 340, 346, 388, 476, 485, 595, 679, 680, 692, 776, 865, 952, 970, 1190, 1211, 1358, 1384, 1649, 1730, 1940, 2380, 2422, 2716, 2941, 3298, 3395, 3460, 3880, 4760, 4844, 5432, 5882, 6055, 6596, 6790, 6920, 8245, 9688, 11543, 11764, 12110, 13192, 13580, 14705, 16490, 16781, 20587, 23086, 23528, 24220, 27160, 29410, 32980, 33562, 41174, 46172, 48440, 57715, 58820, 65960, 67124, 82348, 83905, 92344, 102935, 115430, 117467, 117640, 134248, 164696, 167810, 205870, 230860, 234934, 285277, 335620, 411740, 461720, 469868, 570554, 587335, 671240, 823480, 939736, 1141108, 1174670, 1426385, 1996939, 2282216, 2349340, 2852770, 3993878, 4698680, 5705540, 7987756, 9984695, 11411080, 15975512, 19969390, 39938780, 79877560]

約数ペア:

[(1, 79877560), (2, 39938780), (4, 19969390), (5, 15975512), (7, 11411080), (8, 9984695), (10, 7987756), (14, 5705540), (17, 4698680), (20, 3993878), (28, 2852770), (34, 2349340), (35, 2282216), (40, 1996939), (56, 1426385), (68, 1174670), (70, 1141108), (85, 939736), (97, 823480), (119, 671240), (136, 587335), (140, 570554), (170, 469868), (173, 461720), (194, 411740), (238, 335620), (280, 285277), (340, 234934), (346, 230860), (388, 205870), (476, 167810), (485, 164696), (595, 134248), (679, 117640), (680, 117467), (692, 115430), (776, 102935), (865, 92344), (952, 83905), (970, 82348), (1190, 67124), (1211, 65960), (1358, 58820), (1384, 57715), (1649, 48440), (1730, 46172), (1940, 41174), (2380, 33562), (2422, 32980), (2716, 29410), (2941, 27160), (3298, 24220), (3395, 23528), (3460, 23086), (3880, 20587), (4760, 16781), (4844, 16490), (5432, 14705), (5882, 13580), (6055, 13192), (6596, 12110), (6790, 11764), (6920, 11543), (8245, 9688)]