31066500

素因数分解:

$2^2\times 3^1\times 5^3\times {\mathrm{139}}^1\times {\mathrm{149}}^1$

素因数の和:310

約数の個数: 96

約数和(自身を含む): 91728000

約数和(自身を除く): 60661500

約数列:

[1, 2, 3, 4, 5, 6, 10, 12, 15, 20, 25, 30, 50, 60, 75, 100, 125, 139, 149, 150, 250, 278, 298, 300, 375, 417, 447, 500, 556, 596, 695, 745, 750, 834, 894, 1390, 1490, 1500, 1668, 1788, 2085, 2235, 2780, 2980, 3475, 3725, 4170, 4470, 6950, 7450, 8340, 8940, 10425, 11175, 13900, 14900, 17375, 18625, 20711, 20850, 22350, 34750, 37250, 41422, 41700, 44700, 52125, 55875, 62133, 69500, 74500, 82844, 103555, 104250, 111750, 124266, 207110, 208500, 223500, 248532, 310665, 414220, 517775, 621330, 1035550, 1242660, 1553325, 2071100, 2588875, 3106650, 5177750, 6213300, 7766625, 10355500, 15533250, 31066500]

約数ペア:

[(1, 31066500), (2, 15533250), (3, 10355500), (4, 7766625), (5, 6213300), (6, 5177750), (10, 3106650), (12, 2588875), (15, 2071100), (20, 1553325), (25, 1242660), (30, 1035550), (50, 621330), (60, 517775), (75, 414220), (100, 310665), (125, 248532), (139, 223500), (149, 208500), (150, 207110), (250, 124266), (278, 111750), (298, 104250), (300, 103555), (375, 82844), (417, 74500), (447, 69500), (500, 62133), (556, 55875), (596, 52125), (695, 44700), (745, 41700), (750, 41422), (834, 37250), (894, 34750), (1390, 22350), (1490, 20850), (1500, 20711), (1668, 18625), (1788, 17375), (2085, 14900), (2235, 13900), (2780, 11175), (2980, 10425), (3475, 8940), (3725, 8340), (4170, 7450), (4470, 6950)]