25904890

素因数分解:

$2^1\times 5^1\times {\mathrm{11}}^2\times {\mathrm{79}}^1\times {\mathrm{271}}^1$

素因数の和:379

約数の個数: 48

約数和(自身を含む): 52093440

約数和(自身を除く): 26188550

約数列:

[1, 2, 5, 10, 11, 22, 55, 79, 110, 121, 158, 242, 271, 395, 542, 605, 790, 869, 1210, 1355, 1738, 2710, 2981, 4345, 5962, 8690, 9559, 14905, 19118, 21409, 29810, 32791, 42818, 47795, 65582, 95590, 107045, 163955, 214090, 235499, 327910, 470998, 1177495, 2354990, 2590489, 5180978, 12952445, 25904890]

約数ペア:

[(1, 25904890), (2, 12952445), (5, 5180978), (10, 2590489), (11, 2354990), (22, 1177495), (55, 470998), (79, 327910), (110, 235499), (121, 214090), (158, 163955), (242, 107045), (271, 95590), (395, 65582), (542, 47795), (605, 42818), (790, 32791), (869, 29810), (1210, 21409), (1355, 19118), (1738, 14905), (2710, 9559), (2981, 8690), (4345, 5962)]