258695710

素因数分解:

$2^1\times 5^1\times 7^1\times {\mathrm{13}}^1\times {\mathrm{67}}^1\times {\mathrm{4243}}^1$

素因数の和:4337

約数の個数: 64

約数和(自身を含む): 581801472

約数和(自身を除く): 323105762

約数列:

[1, 2, 5, 7, 10, 13, 14, 26, 35, 65, 67, 70, 91, 130, 134, 182, 335, 455, 469, 670, 871, 910, 938, 1742, 2345, 4243, 4355, 4690, 6097, 8486, 8710, 12194, 21215, 29701, 30485, 42430, 55159, 59402, 60970, 110318, 148505, 275795, 284281, 297010, 386113, 551590, 568562, 772226, 1421405, 1930565, 1989967, 2842810, 3695653, 3861130, 3979934, 7391306, 9949835, 18478265, 19899670, 25869571, 36956530, 51739142, 129347855, 258695710]

約数ペア:

[(1, 258695710), (2, 129347855), (5, 51739142), (7, 36956530), (10, 25869571), (13, 19899670), (14, 18478265), (26, 9949835), (35, 7391306), (65, 3979934), (67, 3861130), (70, 3695653), (91, 2842810), (130, 1989967), (134, 1930565), (182, 1421405), (335, 772226), (455, 568562), (469, 551590), (670, 386113), (871, 297010), (910, 284281), (938, 275795), (1742, 148505), (2345, 110318), (4243, 60970), (4355, 59402), (4690, 55159), (6097, 42430), (8486, 30485), (8710, 29701), (12194, 21215)]