858307970

素因数分解:

$2^1\times 5^1\times {\mathrm{13}}^1\times {\mathrm{53}}^1\times {\mathrm{347}}^1\times {\mathrm{359}}^1$

素因数の和:779

約数の個数: 64

約数和(自身を含む): 1704810240

約数和(自身を除く): 846502270

約数列:

[1, 2, 5, 10, 13, 26, 53, 65, 106, 130, 265, 347, 359, 530, 689, 694, 718, 1378, 1735, 1795, 3445, 3470, 3590, 4511, 4667, 6890, 9022, 9334, 18391, 19027, 22555, 23335, 36782, 38054, 45110, 46670, 91955, 95135, 124573, 183910, 190270, 239083, 247351, 249146, 478166, 494702, 622865, 1195415, 1236755, 1245730, 1619449, 2390830, 2473510, 3238898, 6602369, 8097245, 13204738, 16194490, 33011845, 66023690, 85830797, 171661594, 429153985, 858307970]

約数ペア:

[(1, 858307970), (2, 429153985), (5, 171661594), (10, 85830797), (13, 66023690), (26, 33011845), (53, 16194490), (65, 13204738), (106, 8097245), (130, 6602369), (265, 3238898), (347, 2473510), (359, 2390830), (530, 1619449), (689, 1245730), (694, 1236755), (718, 1195415), (1378, 622865), (1735, 494702), (1795, 478166), (3445, 249146), (3470, 247351), (3590, 239083), (4511, 190270), (4667, 183910), (6890, 124573), (9022, 95135), (9334, 91955), (18391, 46670), (19027, 45110), (22555, 38054), (23335, 36782)]