74999840

素因数分解:

$2^5\times 5^1\times {\mathrm{19}}^1\times {\mathrm{24671}}^1$

素因数の和:24705

約数の個数: 48

約数和(自身を含む): 186520320

約数和(自身を除く): 111520480

約数列:

[1, 2, 4, 5, 8, 10, 16, 19, 20, 32, 38, 40, 76, 80, 95, 152, 160, 190, 304, 380, 608, 760, 1520, 3040, 24671, 49342, 98684, 123355, 197368, 246710, 394736, 468749, 493420, 789472, 937498, 986840, 1874996, 1973680, 2343745, 3749992, 3947360, 4687490, 7499984, 9374980, 14999968, 18749960, 37499920, 74999840]

約数ペア:

[(1, 74999840), (2, 37499920), (4, 18749960), (5, 14999968), (8, 9374980), (10, 7499984), (16, 4687490), (19, 3947360), (20, 3749992), (32, 2343745), (38, 1973680), (40, 1874996), (76, 986840), (80, 937498), (95, 789472), (152, 493420), (160, 468749), (190, 394736), (304, 246710), (380, 197368), (608, 123355), (760, 98684), (1520, 49342), (3040, 24671)]