25445750

素因数分解:

$2^1\times 5^3\times {\mathrm{11}}^1\times {\mathrm{19}}^1\times {\mathrm{487}}^1$

素因数の和:534

約数の個数: 64

約数和(自身を含む): 54812160

約数和(自身を除く): 29366410

約数列:

[1, 2, 5, 10, 11, 19, 22, 25, 38, 50, 55, 95, 110, 125, 190, 209, 250, 275, 418, 475, 487, 550, 950, 974, 1045, 1375, 2090, 2375, 2435, 2750, 4750, 4870, 5225, 5357, 9253, 10450, 10714, 12175, 18506, 24350, 26125, 26785, 46265, 52250, 53570, 60875, 92530, 101783, 121750, 133925, 203566, 231325, 267850, 462650, 508915, 669625, 1017830, 1156625, 1339250, 2313250, 2544575, 5089150, 12722875, 25445750]

約数ペア:

[(1, 25445750), (2, 12722875), (5, 5089150), (10, 2544575), (11, 2313250), (19, 1339250), (22, 1156625), (25, 1017830), (38, 669625), (50, 508915), (55, 462650), (95, 267850), (110, 231325), (125, 203566), (190, 133925), (209, 121750), (250, 101783), (275, 92530), (418, 60875), (475, 53570), (487, 52250), (550, 46265), (950, 26785), (974, 26125), (1045, 24350), (1375, 18506), (2090, 12175), (2375, 10714), (2435, 10450), (2750, 9253), (4750, 5357), (4870, 5225)]