68148560

素因数分解:

$2^4\times 5^1\times {\mathrm{41}}^1\times {\mathrm{79}}^1\times {\mathrm{263}}^1$

素因数の和:396

約数の個数: 80

約数和(自身を含む): 164989440

約数和(自身を除く): 96840880

約数列:

[1, 2, 4, 5, 8, 10, 16, 20, 40, 41, 79, 80, 82, 158, 164, 205, 263, 316, 328, 395, 410, 526, 632, 656, 790, 820, 1052, 1264, 1315, 1580, 1640, 2104, 2630, 3160, 3239, 3280, 4208, 5260, 6320, 6478, 10520, 10783, 12956, 16195, 20777, 21040, 21566, 25912, 32390, 41554, 43132, 51824, 53915, 64780, 83108, 86264, 103885, 107830, 129560, 166216, 172528, 207770, 215660, 259120, 332432, 415540, 431320, 831080, 851857, 862640, 1662160, 1703714, 3407428, 4259285, 6814856, 8518570, 13629712, 17037140, 34074280, 68148560]

約数ペア:

[(1, 68148560), (2, 34074280), (4, 17037140), (5, 13629712), (8, 8518570), (10, 6814856), (16, 4259285), (20, 3407428), (40, 1703714), (41, 1662160), (79, 862640), (80, 851857), (82, 831080), (158, 431320), (164, 415540), (205, 332432), (263, 259120), (316, 215660), (328, 207770), (395, 172528), (410, 166216), (526, 129560), (632, 107830), (656, 103885), (790, 86264), (820, 83108), (1052, 64780), (1264, 53915), (1315, 51824), (1580, 43132), (1640, 41554), (2104, 32390), (2630, 25912), (3160, 21566), (3239, 21040), (3280, 20777), (4208, 16195), (5260, 12956), (6320, 10783), (6478, 10520)]