250123960

素因数分解:

$2^3\times 5^1\times {\mathrm{53}}^1\times {\mathrm{127}}^1\times {\mathrm{929}}^1$

素因数の和:1120

約数の個数: 64

約数和(自身を含む): 578534400

約数和(自身を除く): 328410440

約数列:

[1, 2, 4, 5, 8, 10, 20, 40, 53, 106, 127, 212, 254, 265, 424, 508, 530, 635, 929, 1016, 1060, 1270, 1858, 2120, 2540, 3716, 4645, 5080, 6731, 7432, 9290, 13462, 18580, 26924, 33655, 37160, 49237, 53848, 67310, 98474, 117983, 134620, 196948, 235966, 246185, 269240, 393896, 471932, 492370, 589915, 943864, 984740, 1179830, 1969480, 2359660, 4719320, 6253099, 12506198, 25012396, 31265495, 50024792, 62530990, 125061980, 250123960]

約数ペア:

[(1, 250123960), (2, 125061980), (4, 62530990), (5, 50024792), (8, 31265495), (10, 25012396), (20, 12506198), (40, 6253099), (53, 4719320), (106, 2359660), (127, 1969480), (212, 1179830), (254, 984740), (265, 943864), (424, 589915), (508, 492370), (530, 471932), (635, 393896), (929, 269240), (1016, 246185), (1060, 235966), (1270, 196948), (1858, 134620), (2120, 117983), (2540, 98474), (3716, 67310), (4645, 53848), (5080, 49237), (6731, 37160), (7432, 33655), (9290, 26924), (13462, 18580)]