81077010

素因数分解:

$2^1\times 3^1\times 5^1\times 7^1\times {\mathrm{233}}^1\times {\mathrm{1657}}^1$

素因数の和:1907

約数の個数: 64

約数和(自身を含む): 223471872

約数和(自身を除く): 142394862

約数列:

[1, 2, 3, 5, 6, 7, 10, 14, 15, 21, 30, 35, 42, 70, 105, 210, 233, 466, 699, 1165, 1398, 1631, 1657, 2330, 3262, 3314, 3495, 4893, 4971, 6990, 8155, 8285, 9786, 9942, 11599, 16310, 16570, 23198, 24465, 24855, 34797, 48930, 49710, 57995, 69594, 115990, 173985, 347970, 386081, 772162, 1158243, 1930405, 2316486, 2702567, 3860810, 5405134, 5791215, 8107701, 11582430, 13512835, 16215402, 27025670, 40538505, 81077010]

約数ペア:

[(1, 81077010), (2, 40538505), (3, 27025670), (5, 16215402), (6, 13512835), (7, 11582430), (10, 8107701), (14, 5791215), (15, 5405134), (21, 3860810), (30, 2702567), (35, 2316486), (42, 1930405), (70, 1158243), (105, 772162), (210, 386081), (233, 347970), (466, 173985), (699, 115990), (1165, 69594), (1398, 57995), (1631, 49710), (1657, 48930), (2330, 34797), (3262, 24855), (3314, 24465), (3495, 23198), (4893, 16570), (4971, 16310), (6990, 11599), (8155, 9942), (8285, 9786)]