64127410

素因数分解:

$2^1\times 5^1\times {\mathrm{29}}^1\times {\mathrm{397}}^1\times {\mathrm{557}}^1$

素因数の和:990

約数の個数: 32

約数和(自身を含む): 119925360

約数和(自身を除く): 55797950

約数列:

[1, 2, 5, 10, 29, 58, 145, 290, 397, 557, 794, 1114, 1985, 2785, 3970, 5570, 11513, 16153, 23026, 32306, 57565, 80765, 115130, 161530, 221129, 442258, 1105645, 2211290, 6412741, 12825482, 32063705, 64127410]

約数ペア:

[(1, 64127410), (2, 32063705), (5, 12825482), (10, 6412741), (29, 2211290), (58, 1105645), (145, 442258), (290, 221129), (397, 161530), (557, 115130), (794, 80765), (1114, 57565), (1985, 32306), (2785, 23026), (3970, 16153), (5570, 11513)]