81686930

素因数分解:

$2^1\times 5^1\times {\mathrm{13}}^1\times {\mathrm{61}}^1\times {\mathrm{10301}}^1$

素因数の和:10382

約数の個数: 32

約数和(自身を含む): 160958448

約数和(自身を除く): 79271518

約数列:

[1, 2, 5, 10, 13, 26, 61, 65, 122, 130, 305, 610, 793, 1586, 3965, 7930, 10301, 20602, 51505, 103010, 133913, 267826, 628361, 669565, 1256722, 1339130, 3141805, 6283610, 8168693, 16337386, 40843465, 81686930]

約数ペア:

[(1, 81686930), (2, 40843465), (5, 16337386), (10, 8168693), (13, 6283610), (26, 3141805), (61, 1339130), (65, 1256722), (122, 669565), (130, 628361), (305, 267826), (610, 133913), (793, 103010), (1586, 51505), (3965, 20602), (7930, 10301)]