29915050

素因数分解:

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

素因数の和:631

約数の個数: 48

約数和(自身を含む): 61380000

約数和(自身を除く): 31464950

約数列:

[1, 2, 5, 10, 11, 22, 25, 50, 55, 109, 110, 218, 275, 499, 545, 550, 998, 1090, 1199, 2398, 2495, 2725, 4990, 5450, 5489, 5995, 10978, 11990, 12475, 24950, 27445, 29975, 54391, 54890, 59950, 108782, 137225, 271955, 274450, 543910, 598301, 1196602, 1359775, 2719550, 2991505, 5983010, 14957525, 29915050]

約数ペア:

[(1, 29915050), (2, 14957525), (5, 5983010), (10, 2991505), (11, 2719550), (22, 1359775), (25, 1196602), (50, 598301), (55, 543910), (109, 274450), (110, 271955), (218, 137225), (275, 108782), (499, 59950), (545, 54890), (550, 54391), (998, 29975), (1090, 27445), (1199, 24950), (2398, 12475), (2495, 11990), (2725, 10978), (4990, 5995), (5450, 5489)]