61987360

素因数分解:

$2^5\times 5^1\times {\mathrm{47}}^1\times {\mathrm{8243}}^1$

素因数の和:8305

約数の個数: 48

約数和(自身を含む): 149579136

約数和(自身を除く): 87591776

約数列:

[1, 2, 4, 5, 8, 10, 16, 20, 32, 40, 47, 80, 94, 160, 188, 235, 376, 470, 752, 940, 1504, 1880, 3760, 7520, 8243, 16486, 32972, 41215, 65944, 82430, 131888, 164860, 263776, 329720, 387421, 659440, 774842, 1318880, 1549684, 1937105, 3099368, 3874210, 6198736, 7748420, 12397472, 15496840, 30993680, 61987360]

約数ペア:

[(1, 61987360), (2, 30993680), (4, 15496840), (5, 12397472), (8, 7748420), (10, 6198736), (16, 3874210), (20, 3099368), (32, 1937105), (40, 1549684), (47, 1318880), (80, 774842), (94, 659440), (160, 387421), (188, 329720), (235, 263776), (376, 164860), (470, 131888), (752, 82430), (940, 65944), (1504, 41215), (1880, 32972), (3760, 16486), (7520, 8243)]