61688290

素因数分解:

$2^1\times 5^1\times {\mathrm{53}}^1\times {\mathrm{239}}^1\times {\mathrm{487}}^1$

素因数の和:786

約数の個数: 32

約数和(自身を含む): 113840640

約数和(自身を除く): 52152350

約数列:

[1, 2, 5, 10, 53, 106, 239, 265, 478, 487, 530, 974, 1195, 2390, 2435, 4870, 12667, 25334, 25811, 51622, 63335, 116393, 126670, 129055, 232786, 258110, 581965, 1163930, 6168829, 12337658, 30844145, 61688290]

約数ペア:

[(1, 61688290), (2, 30844145), (5, 12337658), (10, 6168829), (53, 1163930), (106, 581965), (239, 258110), (265, 232786), (478, 129055), (487, 126670), (530, 116393), (974, 63335), (1195, 51622), (2390, 25811), (2435, 25334), (4870, 12667)]