25495910

素因数分解:

$2^1\times 5^1\times {\mathrm{11}}^2\times {\mathrm{19}}^1\times {\mathrm{1109}}^1$

素因数の和:1157

約数の個数: 48

約数和(自身を含む): 53146800

約数和(自身を除く): 27650890

約数列:

[1, 2, 5, 10, 11, 19, 22, 38, 55, 95, 110, 121, 190, 209, 242, 418, 605, 1045, 1109, 1210, 2090, 2218, 2299, 4598, 5545, 11090, 11495, 12199, 21071, 22990, 24398, 42142, 60995, 105355, 121990, 134189, 210710, 231781, 268378, 463562, 670945, 1158905, 1341890, 2317810, 2549591, 5099182, 12747955, 25495910]

約数ペア:

[(1, 25495910), (2, 12747955), (5, 5099182), (10, 2549591), (11, 2317810), (19, 1341890), (22, 1158905), (38, 670945), (55, 463562), (95, 268378), (110, 231781), (121, 210710), (190, 134189), (209, 121990), (242, 105355), (418, 60995), (605, 42142), (1045, 24398), (1109, 22990), (1210, 21071), (2090, 12199), (2218, 11495), (2299, 11090), (4598, 5545)]