64861360

素因数分解:

$2^4\times 5^1\times {\mathrm{67}}^1\times {\mathrm{12101}}^1$

素因数の和:12181

約数の個数: 40

約数和(自身を含む): 153066096

約数和(自身を除く): 88204736

約数列:

[1, 2, 4, 5, 8, 10, 16, 20, 40, 67, 80, 134, 268, 335, 536, 670, 1072, 1340, 2680, 5360, 12101, 24202, 48404, 60505, 96808, 121010, 193616, 242020, 484040, 810767, 968080, 1621534, 3243068, 4053835, 6486136, 8107670, 12972272, 16215340, 32430680, 64861360]

約数ペア:

[(1, 64861360), (2, 32430680), (4, 16215340), (5, 12972272), (8, 8107670), (10, 6486136), (16, 4053835), (20, 3243068), (40, 1621534), (67, 968080), (80, 810767), (134, 484040), (268, 242020), (335, 193616), (536, 121010), (670, 96808), (1072, 60505), (1340, 48404), (2680, 24202), (5360, 12101)]