99449980

素因数分解:

$2^2\times 5^1\times 7^1\times {\mathrm{479}}^1\times {\mathrm{1483}}^1$

素因数の和:1978

約数の個数: 48

約数和(自身を含む): 239339520

約数和(自身を除く): 139889540

約数列:

[1, 2, 4, 5, 7, 10, 14, 20, 28, 35, 70, 140, 479, 958, 1483, 1916, 2395, 2966, 3353, 4790, 5932, 6706, 7415, 9580, 10381, 13412, 14830, 16765, 20762, 29660, 33530, 41524, 51905, 67060, 103810, 207620, 710357, 1420714, 2841428, 3551785, 4972499, 7103570, 9944998, 14207140, 19889996, 24862495, 49724990, 99449980]

約数ペア:

[(1, 99449980), (2, 49724990), (4, 24862495), (5, 19889996), (7, 14207140), (10, 9944998), (14, 7103570), (20, 4972499), (28, 3551785), (35, 2841428), (70, 1420714), (140, 710357), (479, 207620), (958, 103810), (1483, 67060), (1916, 51905), (2395, 41524), (2966, 33530), (3353, 29660), (4790, 20762), (5932, 16765), (6706, 14830), (7415, 13412), (9580, 10381)]