1668791810

素因数分解:

$2^1\times 5^1\times 7^1\times {\mathrm{71}}^1\times {\mathrm{467}}^1\times {\mathrm{719}}^1$

素因数の和:1271

約数の個数: 64

約数和(自身を含む): 3493601280

約数和(自身を除く): 1824809470

約数列:

[1, 2, 5, 7, 10, 14, 35, 70, 71, 142, 355, 467, 497, 710, 719, 934, 994, 1438, 2335, 2485, 3269, 3595, 4670, 4970, 5033, 6538, 7190, 10066, 16345, 25165, 32690, 33157, 50330, 51049, 66314, 102098, 165785, 232099, 255245, 331570, 335773, 357343, 464198, 510490, 671546, 714686, 1160495, 1678865, 1786715, 2320990, 2350411, 3357730, 3573430, 4700822, 11752055, 23504110, 23839883, 47679766, 119199415, 166879181, 238398830, 333758362, 834395905, 1668791810]

約数ペア:

[(1, 1668791810), (2, 834395905), (5, 333758362), (7, 238398830), (10, 166879181), (14, 119199415), (35, 47679766), (70, 23839883), (71, 23504110), (142, 11752055), (355, 4700822), (467, 3573430), (497, 3357730), (710, 2350411), (719, 2320990), (934, 1786715), (994, 1678865), (1438, 1160495), (2335, 714686), (2485, 671546), (3269, 510490), (3595, 464198), (4670, 357343), (4970, 335773), (5033, 331570), (6538, 255245), (7190, 232099), (10066, 165785), (16345, 102098), (25165, 66314), (32690, 51049), (33157, 50330)]