64725920

素因数分解:

$2^5\times 5^1\times 7^1\times {\mathrm{57791}}^1$

素因数の和:57813

約数の個数: 48

約数和(自身を含む): 174763008

約数和(自身を除く): 110037088

約数列:

[1, 2, 4, 5, 7, 8, 10, 14, 16, 20, 28, 32, 35, 40, 56, 70, 80, 112, 140, 160, 224, 280, 560, 1120, 57791, 115582, 231164, 288955, 404537, 462328, 577910, 809074, 924656, 1155820, 1618148, 1849312, 2022685, 2311640, 3236296, 4045370, 4623280, 6472592, 8090740, 9246560, 12945184, 16181480, 32362960, 64725920]

約数ペア:

[(1, 64725920), (2, 32362960), (4, 16181480), (5, 12945184), (7, 9246560), (8, 8090740), (10, 6472592), (14, 4623280), (16, 4045370), (20, 3236296), (28, 2311640), (32, 2022685), (35, 1849312), (40, 1618148), (56, 1155820), (70, 924656), (80, 809074), (112, 577910), (140, 462328), (160, 404537), (224, 288955), (280, 231164), (560, 115582), (1120, 57791)]