149575250

素因数分解:

$2^1\times 5^3\times {\mathrm{11}}^1\times {\mathrm{109}}^1\times {\mathrm{499}}^1$

素因数の和:636

約数の個数: 64

約数和(自身を含む): 308880000

約数和(自身を除く): 159304750

約数列:

[1, 2, 5, 10, 11, 22, 25, 50, 55, 109, 110, 125, 218, 250, 275, 499, 545, 550, 998, 1090, 1199, 1375, 2398, 2495, 2725, 2750, 4990, 5450, 5489, 5995, 10978, 11990, 12475, 13625, 24950, 27250, 27445, 29975, 54391, 54890, 59950, 62375, 108782, 124750, 137225, 149875, 271955, 274450, 299750, 543910, 598301, 686125, 1196602, 1359775, 1372250, 2719550, 2991505, 5983010, 6798875, 13597750, 14957525, 29915050, 74787625, 149575250]

約数ペア:

[(1, 149575250), (2, 74787625), (5, 29915050), (10, 14957525), (11, 13597750), (22, 6798875), (25, 5983010), (50, 2991505), (55, 2719550), (109, 1372250), (110, 1359775), (125, 1196602), (218, 686125), (250, 598301), (275, 543910), (499, 299750), (545, 274450), (550, 271955), (998, 149875), (1090, 137225), (1199, 124750), (1375, 108782), (2398, 62375), (2495, 59950), (2725, 54890), (2750, 54391), (4990, 29975), (5450, 27445), (5489, 27250), (5995, 24950), (10978, 13625), (11990, 12475)]