12177750

素因数分解:

$2^1\times 3^1\times 5^3\times {\mathrm{13}}^1\times {\mathrm{1249}}^1$

素因数の和:1282

約数の個数: 64

約数和(自身を含む): 32760000

約数和(自身を除く): 20582250

約数列:

[1, 2, 3, 5, 6, 10, 13, 15, 25, 26, 30, 39, 50, 65, 75, 78, 125, 130, 150, 195, 250, 325, 375, 390, 650, 750, 975, 1249, 1625, 1950, 2498, 3250, 3747, 4875, 6245, 7494, 9750, 12490, 16237, 18735, 31225, 32474, 37470, 48711, 62450, 81185, 93675, 97422, 156125, 162370, 187350, 243555, 312250, 405925, 468375, 487110, 811850, 936750, 1217775, 2029625, 2435550, 4059250, 6088875, 12177750]

約数ペア:

[(1, 12177750), (2, 6088875), (3, 4059250), (5, 2435550), (6, 2029625), (10, 1217775), (13, 936750), (15, 811850), (25, 487110), (26, 468375), (30, 405925), (39, 312250), (50, 243555), (65, 187350), (75, 162370), (78, 156125), (125, 97422), (130, 93675), (150, 81185), (195, 62450), (250, 48711), (325, 37470), (375, 32474), (390, 31225), (650, 18735), (750, 16237), (975, 12490), (1249, 9750), (1625, 7494), (1950, 6245), (2498, 4875), (3250, 3747)]