51233520

素因数分解:

$2^4\times 3^1\times 5^1\times {\mathrm{13}}^1\times {\mathrm{16421}}^1$

素因数の和:16450

約数の個数: 80

約数和(自身を含む): 171051552

約数和(自身を除く): 119818032

約数列:

[1, 2, 3, 4, 5, 6, 8, 10, 12, 13, 15, 16, 20, 24, 26, 30, 39, 40, 48, 52, 60, 65, 78, 80, 104, 120, 130, 156, 195, 208, 240, 260, 312, 390, 520, 624, 780, 1040, 1560, 3120, 16421, 32842, 49263, 65684, 82105, 98526, 131368, 164210, 197052, 213473, 246315, 262736, 328420, 394104, 426946, 492630, 640419, 656840, 788208, 853892, 985260, 1067365, 1280838, 1313680, 1707784, 1970520, 2134730, 2561676, 3202095, 3415568, 3941040, 4269460, 5123352, 6404190, 8538920, 10246704, 12808380, 17077840, 25616760, 51233520]

約数ペア:

[(1, 51233520), (2, 25616760), (3, 17077840), (4, 12808380), (5, 10246704), (6, 8538920), (8, 6404190), (10, 5123352), (12, 4269460), (13, 3941040), (15, 3415568), (16, 3202095), (20, 2561676), (24, 2134730), (26, 1970520), (30, 1707784), (39, 1313680), (40, 1280838), (48, 1067365), (52, 985260), (60, 853892), (65, 788208), (78, 656840), (80, 640419), (104, 492630), (120, 426946), (130, 394104), (156, 328420), (195, 262736), (208, 246315), (240, 213473), (260, 197052), (312, 164210), (390, 131368), (520, 98526), (624, 82105), (780, 65684), (1040, 49263), (1560, 32842), (3120, 16421)]