78979460

素因数分解:

$2^2\times 5^1\times 7^1\times {\mathrm{37}}^1\times {\mathrm{79}}^1\times {\mathrm{193}}^1$

素因数の和:325

約数の個数: 96

約数和(自身を含む): 198159360

約数和(自身を除く): 119179900

約数列:

[1, 2, 4, 5, 7, 10, 14, 20, 28, 35, 37, 70, 74, 79, 140, 148, 158, 185, 193, 259, 316, 370, 386, 395, 518, 553, 740, 772, 790, 965, 1036, 1106, 1295, 1351, 1580, 1930, 2212, 2590, 2702, 2765, 2923, 3860, 5180, 5404, 5530, 5846, 6755, 7141, 11060, 11692, 13510, 14282, 14615, 15247, 20461, 27020, 28564, 29230, 30494, 35705, 40922, 49987, 58460, 60988, 71410, 76235, 81844, 99974, 102305, 106729, 142820, 152470, 199948, 204610, 213458, 249935, 304940, 409220, 426916, 499870, 533645, 564139, 999740, 1067290, 1128278, 2134580, 2256556, 2820695, 3948973, 5641390, 7897946, 11282780, 15795892, 19744865, 39489730, 78979460]

約数ペア:

[(1, 78979460), (2, 39489730), (4, 19744865), (5, 15795892), (7, 11282780), (10, 7897946), (14, 5641390), (20, 3948973), (28, 2820695), (35, 2256556), (37, 2134580), (70, 1128278), (74, 1067290), (79, 999740), (140, 564139), (148, 533645), (158, 499870), (185, 426916), (193, 409220), (259, 304940), (316, 249935), (370, 213458), (386, 204610), (395, 199948), (518, 152470), (553, 142820), (740, 106729), (772, 102305), (790, 99974), (965, 81844), (1036, 76235), (1106, 71410), (1295, 60988), (1351, 58460), (1580, 49987), (1930, 40922), (2212, 35705), (2590, 30494), (2702, 29230), (2765, 28564), (2923, 27020), (3860, 20461), (5180, 15247), (5404, 14615), (5530, 14282), (5846, 13510), (6755, 11692), (7141, 11060)]