81395710

素因数分解:

$2^1\times 5^1\times {\mathrm{11}}^1\times {\mathrm{677}}^1\times {\mathrm{1093}}^1$

素因数の和:1788

約数の個数: 32

約数和(自身を含む): 160214112

約数和(自身を除く): 78818402

約数列:

[1, 2, 5, 10, 11, 22, 55, 110, 677, 1093, 1354, 2186, 3385, 5465, 6770, 7447, 10930, 12023, 14894, 24046, 37235, 60115, 74470, 120230, 739961, 1479922, 3699805, 7399610, 8139571, 16279142, 40697855, 81395710]

約数ペア:

[(1, 81395710), (2, 40697855), (5, 16279142), (10, 8139571), (11, 7399610), (22, 3699805), (55, 1479922), (110, 739961), (677, 120230), (1093, 74470), (1354, 60115), (2186, 37235), (3385, 24046), (5465, 14894), (6770, 12023), (7447, 10930)]