80371216

素因数分解:

$2^4\times {\mathrm{19}}^1\times {\mathrm{59}}^1\times {\mathrm{4481}}^1$

素因数の和:4567

約数の個数: 40

約数和(自身を含む): 166730400

約数和(自身を除く): 86359184

約数列:

[1, 2, 4, 8, 16, 19, 38, 59, 76, 118, 152, 236, 304, 472, 944, 1121, 2242, 4481, 4484, 8962, 8968, 17924, 17936, 35848, 71696, 85139, 170278, 264379, 340556, 528758, 681112, 1057516, 1362224, 2115032, 4230064, 5023201, 10046402, 20092804, 40185608, 80371216]

約数ペア:

[(1, 80371216), (2, 40185608), (4, 20092804), (8, 10046402), (16, 5023201), (19, 4230064), (38, 2115032), (59, 1362224), (76, 1057516), (118, 681112), (152, 528758), (236, 340556), (304, 264379), (472, 170278), (944, 85139), (1121, 71696), (2242, 35848), (4481, 17936), (4484, 17924), (8962, 8968)]