25483960

素因数分解:

$2^3\times 5^1\times {\mathrm{41}}^2\times {\mathrm{379}}^1$

素因数の和:472

約数の個数: 48

約数和(自身を含む): 58926600

約数和(自身を除く): 33442640

約数列:

[1, 2, 4, 5, 8, 10, 20, 40, 41, 82, 164, 205, 328, 379, 410, 758, 820, 1516, 1640, 1681, 1895, 3032, 3362, 3790, 6724, 7580, 8405, 13448, 15160, 15539, 16810, 31078, 33620, 62156, 67240, 77695, 124312, 155390, 310780, 621560, 637099, 1274198, 2548396, 3185495, 5096792, 6370990, 12741980, 25483960]

約数ペア:

[(1, 25483960), (2, 12741980), (4, 6370990), (5, 5096792), (8, 3185495), (10, 2548396), (20, 1274198), (40, 637099), (41, 621560), (82, 310780), (164, 155390), (205, 124312), (328, 77695), (379, 67240), (410, 62156), (758, 33620), (820, 31078), (1516, 16810), (1640, 15539), (1681, 15160), (1895, 13448), (3032, 8405), (3362, 7580), (3790, 6724)]