64730416

素因数分解:

$2^4\times {\mathrm{19}}^1\times {\mathrm{71}}^1\times {\mathrm{2999}}^1$

素因数の和:3097

約数の個数: 40

約数和(自身を含む): 133920000

約数和(自身を除く): 69189584

約数列:

[1, 2, 4, 8, 16, 19, 38, 71, 76, 142, 152, 284, 304, 568, 1136, 1349, 2698, 2999, 5396, 5998, 10792, 11996, 21584, 23992, 47984, 56981, 113962, 212929, 227924, 425858, 455848, 851716, 911696, 1703432, 3406864, 4045651, 8091302, 16182604, 32365208, 64730416]

約数ペア:

[(1, 64730416), (2, 32365208), (4, 16182604), (8, 8091302), (16, 4045651), (19, 3406864), (38, 1703432), (71, 911696), (76, 851716), (142, 455848), (152, 425858), (284, 227924), (304, 212929), (568, 113962), (1136, 56981), (1349, 47984), (2698, 23992), (2999, 21584), (5396, 11996), (5998, 10792)]