70999960

素因数分解:

$2^3\times 5^1\times {\mathrm{19}}^1\times {\mathrm{103}}^1\times {\mathrm{907}}^1$

素因数の和:1040

約数の個数: 64

約数和(自身を含む): 169977600

約数和(自身を除く): 98977640

約数列:

[1, 2, 4, 5, 8, 10, 19, 20, 38, 40, 76, 95, 103, 152, 190, 206, 380, 412, 515, 760, 824, 907, 1030, 1814, 1957, 2060, 3628, 3914, 4120, 4535, 7256, 7828, 9070, 9785, 15656, 17233, 18140, 19570, 34466, 36280, 39140, 68932, 78280, 86165, 93421, 137864, 172330, 186842, 344660, 373684, 467105, 689320, 747368, 934210, 1774999, 1868420, 3549998, 3736840, 7099996, 8874995, 14199992, 17749990, 35499980, 70999960]

約数ペア:

[(1, 70999960), (2, 35499980), (4, 17749990), (5, 14199992), (8, 8874995), (10, 7099996), (19, 3736840), (20, 3549998), (38, 1868420), (40, 1774999), (76, 934210), (95, 747368), (103, 689320), (152, 467105), (190, 373684), (206, 344660), (380, 186842), (412, 172330), (515, 137864), (760, 93421), (824, 86165), (907, 78280), (1030, 68932), (1814, 39140), (1957, 36280), (2060, 34466), (3628, 19570), (3914, 18140), (4120, 17233), (4535, 15656), (7256, 9785), (7828, 9070)]