81915696710

素因数分解:

$2^1\times 5^1\times {\mathrm{113}}^1\times {\mathrm{157}}^1\times {\mathrm{181}}^1\times {\mathrm{2551}}^1$

素因数の和:3009

約数の個数: 64

約数和(自身を含む): 150586660224

約数和(自身を除く): 68670963514

約数列:

[1, 2, 5, 10, 113, 157, 181, 226, 314, 362, 565, 785, 905, 1130, 1570, 1810, 2551, 5102, 12755, 17741, 20453, 25510, 28417, 35482, 40906, 56834, 88705, 102265, 142085, 177410, 204530, 284170, 288263, 400507, 461731, 576526, 801014, 923462, 1441315, 2002535, 2308655, 2882630, 3211121, 4005070, 4617310, 6422242, 16055605, 32111210, 45257291, 52175603, 72491767, 90514582, 104351206, 144983534, 226286455, 260878015, 362458835, 452572910, 521756030, 724917670, 8191569671, 16383139342, 40957848355, 81915696710]

約数ペア:

[(1, 81915696710), (2, 40957848355), (5, 16383139342), (10, 8191569671), (113, 724917670), (157, 521756030), (181, 452572910), (226, 362458835), (314, 260878015), (362, 226286455), (565, 144983534), (785, 104351206), (905, 90514582), (1130, 72491767), (1570, 52175603), (1810, 45257291), (2551, 32111210), (5102, 16055605), (12755, 6422242), (17741, 4617310), (20453, 4005070), (25510, 3211121), (28417, 2882630), (35482, 2308655), (40906, 2002535), (56834, 1441315), (88705, 923462), (102265, 801014), (142085, 576526), (177410, 461731), (204530, 400507), (284170, 288263)]