13178620

素因数分解:

$2^2\times 5^1\times 7^1\times {\mathrm{13}}^2\times {\mathrm{557}}^1$

素因数の和:599

約数の個数: 72

約数和(自身を含む): 34310304

約数和(自身を除く): 21131684

約数列:

[1, 2, 4, 5, 7, 10, 13, 14, 20, 26, 28, 35, 52, 65, 70, 91, 130, 140, 169, 182, 260, 338, 364, 455, 557, 676, 845, 910, 1114, 1183, 1690, 1820, 2228, 2366, 2785, 3380, 3899, 4732, 5570, 5915, 7241, 7798, 11140, 11830, 14482, 15596, 19495, 23660, 28964, 36205, 38990, 50687, 72410, 77980, 94133, 101374, 144820, 188266, 202748, 253435, 376532, 470665, 506870, 658931, 941330, 1013740, 1317862, 1882660, 2635724, 3294655, 6589310, 13178620]

約数ペア:

[(1, 13178620), (2, 6589310), (4, 3294655), (5, 2635724), (7, 1882660), (10, 1317862), (13, 1013740), (14, 941330), (20, 658931), (26, 506870), (28, 470665), (35, 376532), (52, 253435), (65, 202748), (70, 188266), (91, 144820), (130, 101374), (140, 94133), (169, 77980), (182, 72410), (260, 50687), (338, 38990), (364, 36205), (455, 28964), (557, 23660), (676, 19495), (845, 15596), (910, 14482), (1114, 11830), (1183, 11140), (1690, 7798), (1820, 7241), (2228, 5915), (2366, 5570), (2785, 4732), (3380, 3899)]