82642420

素因数分解:

$2^2\times 5^1\times 7^4\times {\mathrm{1721}}^1$

素因数の和:1758

約数の個数: 60

約数和(自身を含む): 202579524

約数和(自身を除く): 119937104

約数列:

[1, 2, 4, 5, 7, 10, 14, 20, 28, 35, 49, 70, 98, 140, 196, 245, 343, 490, 686, 980, 1372, 1715, 1721, 2401, 3430, 3442, 4802, 6860, 6884, 8605, 9604, 12005, 12047, 17210, 24010, 24094, 34420, 48020, 48188, 60235, 84329, 120470, 168658, 240940, 337316, 421645, 590303, 843290, 1180606, 1686580, 2361212, 2951515, 4132121, 5903030, 8264242, 11806060, 16528484, 20660605, 41321210, 82642420]

約数ペア:

[(1, 82642420), (2, 41321210), (4, 20660605), (5, 16528484), (7, 11806060), (10, 8264242), (14, 5903030), (20, 4132121), (28, 2951515), (35, 2361212), (49, 1686580), (70, 1180606), (98, 843290), (140, 590303), (196, 421645), (245, 337316), (343, 240940), (490, 168658), (686, 120470), (980, 84329), (1372, 60235), (1715, 48188), (1721, 48020), (2401, 34420), (3430, 24094), (3442, 24010), (4802, 17210), (6860, 12047), (6884, 12005), (8605, 9604)]