64890770

素因数分解:

$2^1\times 5^1\times 7^1\times {\mathrm{223}}^1\times {\mathrm{4157}}^1$

素因数の和:4394

約数の個数: 32

約数和(自身を含む): 134120448

約数和(自身を除く): 69229678

約数列:

[1, 2, 5, 7, 10, 14, 35, 70, 223, 446, 1115, 1561, 2230, 3122, 4157, 7805, 8314, 15610, 20785, 29099, 41570, 58198, 145495, 290990, 927011, 1854022, 4635055, 6489077, 9270110, 12978154, 32445385, 64890770]

約数ペア:

[(1, 64890770), (2, 32445385), (5, 12978154), (7, 9270110), (10, 6489077), (14, 4635055), (35, 1854022), (70, 927011), (223, 290990), (446, 145495), (1115, 58198), (1561, 41570), (2230, 29099), (3122, 20785), (4157, 15610), (7805, 8314)]