64861180

素因数分解:

$2^2\times 5^1\times {\mathrm{41}}^1\times {\mathrm{83}}^1\times {\mathrm{953}}^1$

素因数の和:1086

約数の個数: 48

約数和(自身を含む): 141359904

約数和(自身を除く): 76498724

約数列:

[1, 2, 4, 5, 10, 20, 41, 82, 83, 164, 166, 205, 332, 410, 415, 820, 830, 953, 1660, 1906, 3403, 3812, 4765, 6806, 9530, 13612, 17015, 19060, 34030, 39073, 68060, 78146, 79099, 156292, 158198, 195365, 316396, 390730, 395495, 781460, 790990, 1581980, 3243059, 6486118, 12972236, 16215295, 32430590, 64861180]

約数ペア:

[(1, 64861180), (2, 32430590), (4, 16215295), (5, 12972236), (10, 6486118), (20, 3243059), (41, 1581980), (82, 790990), (83, 781460), (164, 395495), (166, 390730), (205, 316396), (332, 195365), (410, 158198), (415, 156292), (820, 79099), (830, 78146), (953, 68060), (1660, 39073), (1906, 34030), (3403, 19060), (3812, 17015), (4765, 13612), (6806, 9530)]