81128568

素因数分解:

$2^3\times 3^1\times {\mathrm{37}}^1\times {\mathrm{103}}^1\times {\mathrm{887}}^1$

素因数の和:1036

約数の個数: 64

約数和(自身を含む): 210562560

約数和(自身を除く): 129433992

約数列:

[1, 2, 3, 4, 6, 8, 12, 24, 37, 74, 103, 111, 148, 206, 222, 296, 309, 412, 444, 618, 824, 887, 888, 1236, 1774, 2472, 2661, 3548, 3811, 5322, 7096, 7622, 10644, 11433, 15244, 21288, 22866, 30488, 32819, 45732, 65638, 91361, 91464, 98457, 131276, 182722, 196914, 262552, 274083, 365444, 393828, 548166, 730888, 787656, 1096332, 2192664, 3380357, 6760714, 10141071, 13521428, 20282142, 27042856, 40564284, 81128568]

約数ペア:

[(1, 81128568), (2, 40564284), (3, 27042856), (4, 20282142), (6, 13521428), (8, 10141071), (12, 6760714), (24, 3380357), (37, 2192664), (74, 1096332), (103, 787656), (111, 730888), (148, 548166), (206, 393828), (222, 365444), (296, 274083), (309, 262552), (412, 196914), (444, 182722), (618, 131276), (824, 98457), (887, 91464), (888, 91361), (1236, 65638), (1774, 45732), (2472, 32819), (2661, 30488), (3548, 22866), (3811, 21288), (5322, 15244), (7096, 11433), (7622, 10644)]