81293947072

素因数分解:

$2^6\times {\mathrm{13}}^1\times {\mathrm{7457}}^1\times {\mathrm{13103}}^1$

素因数の和:20585

約数の個数: 56

約数和(自身を含む): 173763285696

約数和(自身を除く): 92469338624

約数列:

[1, 2, 4, 8, 13, 16, 26, 32, 52, 64, 104, 208, 416, 832, 7457, 13103, 14914, 26206, 29828, 52412, 59656, 96941, 104824, 119312, 170339, 193882, 209648, 238624, 340678, 387764, 419296, 477248, 681356, 775528, 838592, 1362712, 1551056, 2725424, 3102112, 5450848, 6204224, 10901696, 97709071, 195418142, 390836284, 781672568, 1270217923, 1563345136, 2540435846, 3126690272, 5080871692, 6253380544, 10161743384, 20323486768, 40646973536, 81293947072]

約数ペア:

[(1, 81293947072), (2, 40646973536), (4, 20323486768), (8, 10161743384), (13, 6253380544), (16, 5080871692), (26, 3126690272), (32, 2540435846), (52, 1563345136), (64, 1270217923), (104, 781672568), (208, 390836284), (416, 195418142), (832, 97709071), (7457, 10901696), (13103, 6204224), (14914, 5450848), (26206, 3102112), (29828, 2725424), (52412, 1551056), (59656, 1362712), (96941, 838592), (104824, 775528), (119312, 681356), (170339, 477248), (193882, 419296), (209648, 387764), (238624, 340678)]