6778725

素因数分解:

$3^1\times 5^2\times {\mathrm{19}}^1\times {\mathrm{67}}^1\times {\mathrm{71}}^1$

素因数の和:170

約数の個数: 48

約数和(自身を含む): 12142080

約数和(自身を除く): 5363355

約数列:

[1, 3, 5, 15, 19, 25, 57, 67, 71, 75, 95, 201, 213, 285, 335, 355, 475, 1005, 1065, 1273, 1349, 1425, 1675, 1775, 3819, 4047, 4757, 5025, 5325, 6365, 6745, 14271, 19095, 20235, 23785, 31825, 33725, 71355, 90383, 95475, 101175, 118925, 271149, 356775, 451915, 1355745, 2259575, 6778725]

約数ペア:

[(1, 6778725), (3, 2259575), (5, 1355745), (15, 451915), (19, 356775), (25, 271149), (57, 118925), (67, 101175), (71, 95475), (75, 90383), (95, 71355), (201, 33725), (213, 31825), (285, 23785), (335, 20235), (355, 19095), (475, 14271), (1005, 6745), (1065, 6365), (1273, 5325), (1349, 5025), (1425, 4757), (1675, 4047), (1775, 3819)]