855608975

素因数分解:

$5^2\times {\mathrm{13}}^2\times {\mathrm{313}}^1\times {\mathrm{647}}^1$

素因数の和:996

約数の個数: 36

約数和(自身を含む): 1154296656

約数和(自身を除く): 298687681

約数列:

[1, 5, 13, 25, 65, 169, 313, 325, 647, 845, 1565, 3235, 4069, 4225, 7825, 8411, 16175, 20345, 42055, 52897, 101725, 109343, 202511, 210275, 264485, 546715, 1012555, 1322425, 2632643, 2733575, 5062775, 13163215, 34224359, 65816075, 171121795, 855608975]

約数ペア:

[(1, 855608975), (5, 171121795), (13, 65816075), (25, 34224359), (65, 13163215), (169, 5062775), (313, 2733575), (325, 2632643), (647, 1322425), (845, 1012555), (1565, 546715), (3235, 264485), (4069, 210275), (4225, 202511), (7825, 109343), (8411, 101725), (16175, 52897), (20345, 42055)]