81340710

素因数分解:

$2^1\times 3^1\times 5^1\times {\mathrm{11}}^1\times {\mathrm{19}}^1\times {\mathrm{12973}}^1$

素因数の和:13013

約数の個数: 64

約数和(自身を含む): 224190720

約数和(自身を除く): 142850010

約数列:

[1, 2, 3, 5, 6, 10, 11, 15, 19, 22, 30, 33, 38, 55, 57, 66, 95, 110, 114, 165, 190, 209, 285, 330, 418, 570, 627, 1045, 1254, 2090, 3135, 6270, 12973, 25946, 38919, 64865, 77838, 129730, 142703, 194595, 246487, 285406, 389190, 428109, 492974, 713515, 739461, 856218, 1232435, 1427030, 1478922, 2140545, 2464870, 2711357, 3697305, 4281090, 5422714, 7394610, 8134071, 13556785, 16268142, 27113570, 40670355, 81340710]

約数ペア:

[(1, 81340710), (2, 40670355), (3, 27113570), (5, 16268142), (6, 13556785), (10, 8134071), (11, 7394610), (15, 5422714), (19, 4281090), (22, 3697305), (30, 2711357), (33, 2464870), (38, 2140545), (55, 1478922), (57, 1427030), (66, 1232435), (95, 856218), (110, 739461), (114, 713515), (165, 492974), (190, 428109), (209, 389190), (285, 285406), (330, 246487), (418, 194595), (570, 142703), (627, 129730), (1045, 77838), (1254, 64865), (2090, 38919), (3135, 25946), (6270, 12973)]