77369480

素因数分解:

$2^3\times 5^1\times {\mathrm{89}}^1\times {\mathrm{103}}^1\times {\mathrm{211}}^1$

素因数の和:414

約数の個数: 64

約数和(自身を含む): 178588800

約数和(自身を除く): 101219320

約数列:

[1, 2, 4, 5, 8, 10, 20, 40, 89, 103, 178, 206, 211, 356, 412, 422, 445, 515, 712, 824, 844, 890, 1030, 1055, 1688, 1780, 2060, 2110, 3560, 4120, 4220, 8440, 9167, 18334, 18779, 21733, 36668, 37558, 43466, 45835, 73336, 75116, 86932, 91670, 93895, 108665, 150232, 173864, 183340, 187790, 217330, 366680, 375580, 434660, 751160, 869320, 1934237, 3868474, 7736948, 9671185, 15473896, 19342370, 38684740, 77369480]

約数ペア:

[(1, 77369480), (2, 38684740), (4, 19342370), (5, 15473896), (8, 9671185), (10, 7736948), (20, 3868474), (40, 1934237), (89, 869320), (103, 751160), (178, 434660), (206, 375580), (211, 366680), (356, 217330), (412, 187790), (422, 183340), (445, 173864), (515, 150232), (712, 108665), (824, 93895), (844, 91670), (890, 86932), (1030, 75116), (1055, 73336), (1688, 45835), (1780, 43466), (2060, 37558), (2110, 36668), (3560, 21733), (4120, 18779), (4220, 18334), (8440, 9167)]