72925120

素因数分解:

$2^6\times 5^1\times {\mathrm{281}}^1\times {\mathrm{811}}^1$

素因数の和:1109

約数の個数: 56

約数和(自身を含む): 174485808

約数和(自身を除く): 101560688

約数列:

[1, 2, 4, 5, 8, 10, 16, 20, 32, 40, 64, 80, 160, 281, 320, 562, 811, 1124, 1405, 1622, 2248, 2810, 3244, 4055, 4496, 5620, 6488, 8110, 8992, 11240, 12976, 16220, 17984, 22480, 25952, 32440, 44960, 51904, 64880, 89920, 129760, 227891, 259520, 455782, 911564, 1139455, 1823128, 2278910, 3646256, 4557820, 7292512, 9115640, 14585024, 18231280, 36462560, 72925120]

約数ペア:

[(1, 72925120), (2, 36462560), (4, 18231280), (5, 14585024), (8, 9115640), (10, 7292512), (16, 4557820), (20, 3646256), (32, 2278910), (40, 1823128), (64, 1139455), (80, 911564), (160, 455782), (281, 259520), (320, 227891), (562, 129760), (811, 89920), (1124, 64880), (1405, 51904), (1622, 44960), (2248, 32440), (2810, 25952), (3244, 22480), (4055, 17984), (4496, 16220), (5620, 12976), (6488, 11240), (8110, 8992)]