66460520

素因数分解:

$2^3\times 5^1\times 7^1\times {\mathrm{97}}^1\times {\mathrm{2447}}^1$

素因数の和:2562

約数の個数: 64

約数和(自身を含む): 172730880

約数和(自身を除く): 106270360

約数列:

[1, 2, 4, 5, 7, 8, 10, 14, 20, 28, 35, 40, 56, 70, 97, 140, 194, 280, 388, 485, 679, 776, 970, 1358, 1940, 2447, 2716, 3395, 3880, 4894, 5432, 6790, 9788, 12235, 13580, 17129, 19576, 24470, 27160, 34258, 48940, 68516, 85645, 97880, 137032, 171290, 237359, 342580, 474718, 685160, 949436, 1186795, 1661513, 1898872, 2373590, 3323026, 4747180, 6646052, 8307565, 9494360, 13292104, 16615130, 33230260, 66460520]

約数ペア:

[(1, 66460520), (2, 33230260), (4, 16615130), (5, 13292104), (7, 9494360), (8, 8307565), (10, 6646052), (14, 4747180), (20, 3323026), (28, 2373590), (35, 1898872), (40, 1661513), (56, 1186795), (70, 949436), (97, 685160), (140, 474718), (194, 342580), (280, 237359), (388, 171290), (485, 137032), (679, 97880), (776, 85645), (970, 68516), (1358, 48940), (1940, 34258), (2447, 27160), (2716, 24470), (3395, 19576), (3880, 17129), (4894, 13580), (5432, 12235), (6790, 9788)]