123317425

素因数分解:

$5^2\times 7^1\times {\mathrm{11}}^1\times {\mathrm{29}}^1\times {\mathrm{47}}^2$

素因数の和:151

約数の個数: 72

約数和(自身を含む): 201504960

約数和(自身を除く): 78187535

約数列:

[1, 5, 7, 11, 25, 29, 35, 47, 55, 77, 145, 175, 203, 235, 275, 319, 329, 385, 517, 725, 1015, 1175, 1363, 1595, 1645, 1925, 2209, 2233, 2585, 3619, 5075, 6815, 7975, 8225, 9541, 11045, 11165, 12925, 14993, 15463, 18095, 24299, 34075, 47705, 55225, 55825, 64061, 74965, 77315, 90475, 104951, 121495, 170093, 238525, 320305, 374825, 386575, 448427, 524755, 607475, 704671, 850465, 1601525, 2242135, 2623775, 3523355, 4252325, 4932697, 11210675, 17616775, 24663485, 123317425]

約数ペア:

[(1, 123317425), (5, 24663485), (7, 17616775), (11, 11210675), (25, 4932697), (29, 4252325), (35, 3523355), (47, 2623775), (55, 2242135), (77, 1601525), (145, 850465), (175, 704671), (203, 607475), (235, 524755), (275, 448427), (319, 386575), (329, 374825), (385, 320305), (517, 238525), (725, 170093), (1015, 121495), (1175, 104951), (1363, 90475), (1595, 77315), (1645, 74965), (1925, 64061), (2209, 55825), (2233, 55225), (2585, 47705), (3619, 34075), (5075, 24299), (6815, 18095), (7975, 15463), (8225, 14993), (9541, 12925), (11045, 11165)]