52158375

素因数分解:

$3^2\times 5^3\times {\mathrm{71}}^1\times {\mathrm{653}}^1$

素因数の和:745

約数の個数: 48

約数和(自身を含む): 95494464

約数和(自身を除く): 43336089

約数列:

[1, 3, 5, 9, 15, 25, 45, 71, 75, 125, 213, 225, 355, 375, 639, 653, 1065, 1125, 1775, 1959, 3195, 3265, 5325, 5877, 8875, 9795, 15975, 16325, 26625, 29385, 46363, 48975, 79875, 81625, 139089, 146925, 231815, 244875, 417267, 695445, 734625, 1159075, 2086335, 3477225, 5795375, 10431675, 17386125, 52158375]

約数ペア:

[(1, 52158375), (3, 17386125), (5, 10431675), (9, 5795375), (15, 3477225), (25, 2086335), (45, 1159075), (71, 734625), (75, 695445), (125, 417267), (213, 244875), (225, 231815), (355, 146925), (375, 139089), (639, 81625), (653, 79875), (1065, 48975), (1125, 46363), (1775, 29385), (1959, 26625), (3195, 16325), (3265, 15975), (5325, 9795), (5877, 8875)]