66146680

素因数分解:

$2^3\times 5^1\times {\mathrm{29}}^1\times {\mathrm{127}}^1\times {\mathrm{449}}^1$

素因数の和:616

約数の個数: 64

約数和(自身を含む): 155520000

約数和(自身を除く): 89373320

約数列:

[1, 2, 4, 5, 8, 10, 20, 29, 40, 58, 116, 127, 145, 232, 254, 290, 449, 508, 580, 635, 898, 1016, 1160, 1270, 1796, 2245, 2540, 3592, 3683, 4490, 5080, 7366, 8980, 13021, 14732, 17960, 18415, 26042, 29464, 36830, 52084, 57023, 65105, 73660, 104168, 114046, 130210, 147320, 228092, 260420, 285115, 456184, 520840, 570230, 1140460, 1653667, 2280920, 3307334, 6614668, 8268335, 13229336, 16536670, 33073340, 66146680]

約数ペア:

[(1, 66146680), (2, 33073340), (4, 16536670), (5, 13229336), (8, 8268335), (10, 6614668), (20, 3307334), (29, 2280920), (40, 1653667), (58, 1140460), (116, 570230), (127, 520840), (145, 456184), (232, 285115), (254, 260420), (290, 228092), (449, 147320), (508, 130210), (580, 114046), (635, 104168), (898, 73660), (1016, 65105), (1160, 57023), (1270, 52084), (1796, 36830), (2245, 29464), (2540, 26042), (3592, 18415), (3683, 17960), (4490, 14732), (5080, 13021), (7366, 8980)]