71587670

素因数分解:

$2^1\times 5^1\times 7^1\times {\mathrm{11}}^1\times {\mathrm{239}}^1\times {\mathrm{389}}^1$

素因数の和:653

約数の個数: 64

約数和(自身を含む): 161740800

約数和(自身を除く): 90153130

約数列:

[1, 2, 5, 7, 10, 11, 14, 22, 35, 55, 70, 77, 110, 154, 239, 385, 389, 478, 770, 778, 1195, 1673, 1945, 2390, 2629, 2723, 3346, 3890, 4279, 5258, 5446, 8365, 8558, 13145, 13615, 16730, 18403, 21395, 26290, 27230, 29953, 36806, 42790, 59906, 92015, 92971, 149765, 184030, 185942, 299530, 464855, 650797, 929710, 1022681, 1301594, 2045362, 3253985, 5113405, 6507970, 7158767, 10226810, 14317534, 35793835, 71587670]

約数ペア:

[(1, 71587670), (2, 35793835), (5, 14317534), (7, 10226810), (10, 7158767), (11, 6507970), (14, 5113405), (22, 3253985), (35, 2045362), (55, 1301594), (70, 1022681), (77, 929710), (110, 650797), (154, 464855), (239, 299530), (385, 185942), (389, 184030), (478, 149765), (770, 92971), (778, 92015), (1195, 59906), (1673, 42790), (1945, 36806), (2390, 29953), (2629, 27230), (2723, 26290), (3346, 21395), (3890, 18403), (4279, 16730), (5258, 13615), (5446, 13145), (8365, 8558)]