64145156

素因数分解:

$2^2\times {\mathrm{41}}^1\times {\mathrm{79}}^1\times {\mathrm{4951}}^1$

素因数の和:5075

約数の個数: 24

約数和(自身を含む): 116471040

約数和(自身を除く): 52325884

約数列:

[1, 2, 4, 41, 79, 82, 158, 164, 316, 3239, 4951, 6478, 9902, 12956, 19804, 202991, 391129, 405982, 782258, 811964, 1564516, 16036289, 32072578, 64145156]

約数ペア:

[(1, 64145156), (2, 32072578), (4, 16036289), (41, 1564516), (79, 811964), (82, 782258), (158, 405982), (164, 391129), (316, 202991), (3239, 19804), (4951, 12956), (6478, 9902)]