30812625

素因数分解:

$3^2\times 5^3\times {\mathrm{61}}^1\times {\mathrm{449}}^1$

素因数の和:531

約数の個数: 48

約数和(自身を含む): 56581200

約数和(自身を除く): 25768575

約数列:

[1, 3, 5, 9, 15, 25, 45, 61, 75, 125, 183, 225, 305, 375, 449, 549, 915, 1125, 1347, 1525, 2245, 2745, 4041, 4575, 6735, 7625, 11225, 13725, 20205, 22875, 27389, 33675, 56125, 68625, 82167, 101025, 136945, 168375, 246501, 410835, 505125, 684725, 1232505, 2054175, 3423625, 6162525, 10270875, 30812625]

約数ペア:

[(1, 30812625), (3, 10270875), (5, 6162525), (9, 3423625), (15, 2054175), (25, 1232505), (45, 684725), (61, 505125), (75, 410835), (125, 246501), (183, 168375), (225, 136945), (305, 101025), (375, 82167), (449, 68625), (549, 56125), (915, 33675), (1125, 27389), (1347, 22875), (1525, 20205), (2245, 13725), (2745, 11225), (4041, 7625), (4575, 6735)]