26645410

素因数分解:

$2^1\times 5^1\times {\mathrm{11}}^2\times {\mathrm{19}}^2\times {\mathrm{61}}^1$

素因数の和:128

約数の個数: 72

約数和(自身を含む): 56551068

約数和(自身を除く): 29905658

約数列:

[1, 2, 5, 10, 11, 19, 22, 38, 55, 61, 95, 110, 121, 122, 190, 209, 242, 305, 361, 418, 605, 610, 671, 722, 1045, 1159, 1210, 1342, 1805, 2090, 2299, 2318, 3355, 3610, 3971, 4598, 5795, 6710, 7381, 7942, 11495, 11590, 12749, 14762, 19855, 22021, 22990, 25498, 36905, 39710, 43681, 44042, 63745, 73810, 87362, 110105, 127490, 140239, 218405, 220210, 242231, 280478, 436810, 484462, 701195, 1211155, 1402390, 2422310, 2664541, 5329082, 13322705, 26645410]

約数ペア:

[(1, 26645410), (2, 13322705), (5, 5329082), (10, 2664541), (11, 2422310), (19, 1402390), (22, 1211155), (38, 701195), (55, 484462), (61, 436810), (95, 280478), (110, 242231), (121, 220210), (122, 218405), (190, 140239), (209, 127490), (242, 110105), (305, 87362), (361, 73810), (418, 63745), (605, 44042), (610, 43681), (671, 39710), (722, 36905), (1045, 25498), (1159, 22990), (1210, 22021), (1342, 19855), (1805, 14762), (2090, 12749), (2299, 11590), (2318, 11495), (3355, 7942), (3610, 7381), (3971, 6710), (4598, 5795)]