25044580

素因数分解:

$2^2\times 5^1\times {\mathrm{11}}^2\times {\mathrm{79}}^1\times {\mathrm{131}}^1$

素因数の和:241

約数の個数: 72

約数和(自身を含む): 58988160

約数和(自身を除く): 33943580

約数列:

[1, 2, 4, 5, 10, 11, 20, 22, 44, 55, 79, 110, 121, 131, 158, 220, 242, 262, 316, 395, 484, 524, 605, 655, 790, 869, 1210, 1310, 1441, 1580, 1738, 2420, 2620, 2882, 3476, 4345, 5764, 7205, 8690, 9559, 10349, 14410, 15851, 17380, 19118, 20698, 28820, 31702, 38236, 41396, 47795, 51745, 63404, 79255, 95590, 103490, 113839, 158510, 191180, 206980, 227678, 317020, 455356, 569195, 1138390, 1252229, 2276780, 2504458, 5008916, 6261145, 12522290, 25044580]

約数ペア:

[(1, 25044580), (2, 12522290), (4, 6261145), (5, 5008916), (10, 2504458), (11, 2276780), (20, 1252229), (22, 1138390), (44, 569195), (55, 455356), (79, 317020), (110, 227678), (121, 206980), (131, 191180), (158, 158510), (220, 113839), (242, 103490), (262, 95590), (316, 79255), (395, 63404), (484, 51745), (524, 47795), (605, 41396), (655, 38236), (790, 31702), (869, 28820), (1210, 20698), (1310, 19118), (1441, 17380), (1580, 15851), (1738, 14410), (2420, 10349), (2620, 9559), (2882, 8690), (3476, 7205), (4345, 5764)]