20761279475

素因数分解:

$5^2\times {\mathrm{23}}^2\times {\mathrm{983}}^1\times {\mathrm{1597}}^1$

素因数の和:2636

約数の個数: 36

約数和(自身を含む): 26956201776

約数和(自身を除く): 6194922301

約数列:

[1, 5, 23, 25, 115, 529, 575, 983, 1597, 2645, 4915, 7985, 13225, 22609, 24575, 36731, 39925, 113045, 183655, 520007, 565225, 844813, 918275, 1569851, 2600035, 4224065, 7849255, 13000175, 21120325, 36106573, 39246275, 180532865, 830451179, 902664325, 4152255895, 20761279475]

約数ペア:

[(1, 20761279475), (5, 4152255895), (23, 902664325), (25, 830451179), (115, 180532865), (529, 39246275), (575, 36106573), (983, 21120325), (1597, 13000175), (2645, 7849255), (4915, 4224065), (7985, 2600035), (13225, 1569851), (22609, 918275), (24575, 844813), (36731, 565225), (39925, 520007), (113045, 183655)]