15698508020

素因数分解:

$2^2\times 5^1\times {\mathrm{13}}^2\times {\mathrm{1021}}^1\times {\mathrm{4549}}^1$

素因数の和:5605

約数の個数: 72

約数和(自身を含む): 35740668600

約数和(自身を除く): 20042160580

約数列:

[1, 2, 4, 5, 10, 13, 20, 26, 52, 65, 130, 169, 260, 338, 676, 845, 1021, 1690, 2042, 3380, 4084, 4549, 5105, 9098, 10210, 13273, 18196, 20420, 22745, 26546, 45490, 53092, 59137, 66365, 90980, 118274, 132730, 172549, 236548, 265460, 295685, 345098, 591370, 690196, 768781, 862745, 1182740, 1537562, 1725490, 3075124, 3450980, 3843905, 4644529, 7687810, 9289058, 15375620, 18578116, 23222645, 46445290, 60378877, 92890580, 120757754, 241515508, 301894385, 603788770, 784925401, 1207577540, 1569850802, 3139701604, 3924627005, 7849254010, 15698508020]

約数ペア:

[(1, 15698508020), (2, 7849254010), (4, 3924627005), (5, 3139701604), (10, 1569850802), (13, 1207577540), (20, 784925401), (26, 603788770), (52, 301894385), (65, 241515508), (130, 120757754), (169, 92890580), (260, 60378877), (338, 46445290), (676, 23222645), (845, 18578116), (1021, 15375620), (1690, 9289058), (2042, 7687810), (3380, 4644529), (4084, 3843905), (4549, 3450980), (5105, 3075124), (9098, 1725490), (10210, 1537562), (13273, 1182740), (18196, 862745), (20420, 768781), (22745, 690196), (26546, 591370), (45490, 345098), (53092, 295685), (59137, 265460), (66365, 236548), (90980, 172549), (118274, 132730)]