48777880

素因数分解:

$2^3\times 5^1\times {\mathrm{31}}^1\times {\mathrm{139}}^1\times {\mathrm{283}}^1$

素因数の和:464

約数の個数: 64

約数和(自身を含む): 114508800

約数和(自身を除く): 65730920

約数列:

[1, 2, 4, 5, 8, 10, 20, 31, 40, 62, 124, 139, 155, 248, 278, 283, 310, 556, 566, 620, 695, 1112, 1132, 1240, 1390, 1415, 2264, 2780, 2830, 4309, 5560, 5660, 8618, 8773, 11320, 17236, 17546, 21545, 34472, 35092, 39337, 43090, 43865, 70184, 78674, 86180, 87730, 157348, 172360, 175460, 196685, 314696, 350920, 393370, 786740, 1219447, 1573480, 2438894, 4877788, 6097235, 9755576, 12194470, 24388940, 48777880]

約数ペア:

[(1, 48777880), (2, 24388940), (4, 12194470), (5, 9755576), (8, 6097235), (10, 4877788), (20, 2438894), (31, 1573480), (40, 1219447), (62, 786740), (124, 393370), (139, 350920), (155, 314696), (248, 196685), (278, 175460), (283, 172360), (310, 157348), (556, 87730), (566, 86180), (620, 78674), (695, 70184), (1112, 43865), (1132, 43090), (1240, 39337), (1390, 35092), (1415, 34472), (2264, 21545), (2780, 17546), (2830, 17236), (4309, 11320), (5560, 8773), (5660, 8618)]