57178345

素因数分解:

$5^1\times 7^2\times {\mathrm{23}}^1\times {\mathrm{73}}^1\times {\mathrm{139}}^1$

素因数の和:254

約数の個数: 48

約数和(自身を含む): 85034880

約数和(自身を除く): 27856535

約数列:

[1, 5, 7, 23, 35, 49, 73, 115, 139, 161, 245, 365, 511, 695, 805, 973, 1127, 1679, 2555, 3197, 3577, 4865, 5635, 6811, 8395, 10147, 11753, 15985, 17885, 22379, 34055, 50735, 58765, 71029, 82271, 111895, 156653, 233381, 355145, 411355, 497203, 783265, 1166905, 1633667, 2486015, 8168335, 11435669, 57178345]

約数ペア:

[(1, 57178345), (5, 11435669), (7, 8168335), (23, 2486015), (35, 1633667), (49, 1166905), (73, 783265), (115, 497203), (139, 411355), (161, 355145), (245, 233381), (365, 156653), (511, 111895), (695, 82271), (805, 71029), (973, 58765), (1127, 50735), (1679, 34055), (2555, 22379), (3197, 17885), (3577, 15985), (4865, 11753), (5635, 10147), (6811, 8395)]