81710476

素因数分解:

$2^2\times {\mathrm{61}}^1\times {\mathrm{541}}^1\times {\mathrm{619}}^1$

素因数の和:1225

約数の個数: 24

約数和(自身を含む): 145841360

約数和(自身を除く): 64130884

約数列:

[1, 2, 4, 61, 122, 244, 541, 619, 1082, 1238, 2164, 2476, 33001, 37759, 66002, 75518, 132004, 151036, 334879, 669758, 1339516, 20427619, 40855238, 81710476]

約数ペア:

[(1, 81710476), (2, 40855238), (4, 20427619), (61, 1339516), (122, 669758), (244, 334879), (541, 151036), (619, 132004), (1082, 75518), (1238, 66002), (2164, 37759), (2476, 33001)]