8125810

素因数分解:

$2^1\times 5^1\times 7^1\times {\mathrm{11}}^1\times {\mathrm{61}}^1\times {\mathrm{173}}^1$

素因数の和:259

約数の個数: 64

約数和(自身を含む): 18641664

約数和(自身を除く): 10515854

約数列:

[1, 2, 5, 7, 10, 11, 14, 22, 35, 55, 61, 70, 77, 110, 122, 154, 173, 305, 346, 385, 427, 610, 671, 770, 854, 865, 1211, 1342, 1730, 1903, 2135, 2422, 3355, 3806, 4270, 4697, 6055, 6710, 9394, 9515, 10553, 12110, 13321, 19030, 21106, 23485, 26642, 46970, 52765, 66605, 73871, 105530, 116083, 133210, 147742, 232166, 369355, 580415, 738710, 812581, 1160830, 1625162, 4062905, 8125810]

約数ペア:

[(1, 8125810), (2, 4062905), (5, 1625162), (7, 1160830), (10, 812581), (11, 738710), (14, 580415), (22, 369355), (35, 232166), (55, 147742), (61, 133210), (70, 116083), (77, 105530), (110, 73871), (122, 66605), (154, 52765), (173, 46970), (305, 26642), (346, 23485), (385, 21106), (427, 19030), (610, 13321), (671, 12110), (770, 10553), (854, 9515), (865, 9394), (1211, 6710), (1342, 6055), (1730, 4697), (1903, 4270), (2135, 3806), (2422, 3355)]