31305770500

素因数分解:

$2^2\times 5^3\times {\mathrm{421}}^1\times {\mathrm{148721}}^1$

素因数の和:149161

約数の個数: 48

約数和(自身を含む): 68534666928

約数和(自身を除く): 37228896428

約数列:

[1, 2, 4, 5, 10, 20, 25, 50, 100, 125, 250, 421, 500, 842, 1684, 2105, 4210, 8420, 10525, 21050, 42100, 52625, 105250, 148721, 210500, 297442, 594884, 743605, 1487210, 2974420, 3718025, 7436050, 14872100, 18590125, 37180250, 62611541, 74360500, 125223082, 250446164, 313057705, 626115410, 1252230820, 1565288525, 3130577050, 6261154100, 7826442625, 15652885250, 31305770500]

約数ペア:

[(1, 31305770500), (2, 15652885250), (4, 7826442625), (5, 6261154100), (10, 3130577050), (20, 1565288525), (25, 1252230820), (50, 626115410), (100, 313057705), (125, 250446164), (250, 125223082), (421, 74360500), (500, 62611541), (842, 37180250), (1684, 18590125), (2105, 14872100), (4210, 7436050), (8420, 3718025), (10525, 2974420), (21050, 1487210), (42100, 743605), (52625, 594884), (105250, 297442), (148721, 210500)]