25252680

素因数分解:

$2^3\times 3^1\times 5^1\times {\mathrm{127}}^1\times {\mathrm{1657}}^1$

素因数の和:1798

約数の個数: 64

約数和(自身を含む): 76400640

約数和(自身を除く): 51147960

約数列:

[1, 2, 3, 4, 5, 6, 8, 10, 12, 15, 20, 24, 30, 40, 60, 120, 127, 254, 381, 508, 635, 762, 1016, 1270, 1524, 1657, 1905, 2540, 3048, 3314, 3810, 4971, 5080, 6628, 7620, 8285, 9942, 13256, 15240, 16570, 19884, 24855, 33140, 39768, 49710, 66280, 99420, 198840, 210439, 420878, 631317, 841756, 1052195, 1262634, 1683512, 2104390, 2525268, 3156585, 4208780, 5050536, 6313170, 8417560, 12626340, 25252680]

約数ペア:

[(1, 25252680), (2, 12626340), (3, 8417560), (4, 6313170), (5, 5050536), (6, 4208780), (8, 3156585), (10, 2525268), (12, 2104390), (15, 1683512), (20, 1262634), (24, 1052195), (30, 841756), (40, 631317), (60, 420878), (120, 210439), (127, 198840), (254, 99420), (381, 66280), (508, 49710), (635, 39768), (762, 33140), (1016, 24855), (1270, 19884), (1524, 16570), (1657, 15240), (1905, 13256), (2540, 9942), (3048, 8285), (3314, 7620), (3810, 6628), (4971, 5080)]