1180131875

素因数分解:

$5^4\times {\mathrm{13}}^1\times {\mathrm{337}}^1\times {\mathrm{431}}^1$

素因数の和:801

約数の個数: 40

約数和(自身を含む): 1596538944

約数和(自身を除く): 416407069

約数列:

[1, 5, 13, 25, 65, 125, 325, 337, 431, 625, 1625, 1685, 2155, 4381, 5603, 8125, 8425, 10775, 21905, 28015, 42125, 53875, 109525, 140075, 145247, 210625, 269375, 547625, 700375, 726235, 1888211, 2738125, 3501875, 3631175, 9441055, 18155875, 47205275, 90779375, 236026375, 1180131875]

約数ペア:

[(1, 1180131875), (5, 236026375), (13, 90779375), (25, 47205275), (65, 18155875), (125, 9441055), (325, 3631175), (337, 3501875), (431, 2738125), (625, 1888211), (1625, 726235), (1685, 700375), (2155, 547625), (4381, 269375), (5603, 210625), (8125, 145247), (8425, 140075), (10775, 109525), (21905, 53875), (28015, 42125)]