72171560

素因数分解:

$2^3\times 5^1\times {\mathrm{127}}^1\times {\mathrm{14207}}^1$

素因数の和:14345

約数の個数: 32

約数和(自身を含む): 163676160

約数和(自身を除く): 91504600

約数列:

[1, 2, 4, 5, 8, 10, 20, 40, 127, 254, 508, 635, 1016, 1270, 2540, 5080, 14207, 28414, 56828, 71035, 113656, 142070, 284140, 568280, 1804289, 3608578, 7217156, 9021445, 14434312, 18042890, 36085780, 72171560]

約数ペア:

[(1, 72171560), (2, 36085780), (4, 18042890), (5, 14434312), (8, 9021445), (10, 7217156), (20, 3608578), (40, 1804289), (127, 568280), (254, 284140), (508, 142070), (635, 113656), (1016, 71035), (1270, 56828), (2540, 28414), (5080, 14207)]