82721175

素因数分解:

$3^1\times 5^2\times {\mathrm{31}}^1\times {\mathrm{47}}^1\times {\mathrm{757}}^1$

素因数の和:848

約数の個数: 48

約数和(自身を含む): 144371712

約数和(自身を除く): 61650537

約数列:

[1, 3, 5, 15, 25, 31, 47, 75, 93, 141, 155, 235, 465, 705, 757, 775, 1175, 1457, 2271, 2325, 3525, 3785, 4371, 7285, 11355, 18925, 21855, 23467, 35579, 36425, 56775, 70401, 106737, 109275, 117335, 177895, 352005, 533685, 586675, 889475, 1102949, 1760025, 2668425, 3308847, 5514745, 16544235, 27573725, 82721175]

約数ペア:

[(1, 82721175), (3, 27573725), (5, 16544235), (15, 5514745), (25, 3308847), (31, 2668425), (47, 1760025), (75, 1102949), (93, 889475), (141, 586675), (155, 533685), (235, 352005), (465, 177895), (705, 117335), (757, 109275), (775, 106737), (1175, 70401), (1457, 56775), (2271, 36425), (2325, 35579), (3525, 23467), (3785, 21855), (4371, 18925), (7285, 11355)]