64923980

素因数分解:

$2^2\times 5^1\times {\mathrm{11}}^1\times {\mathrm{43}}^1\times {\mathrm{6863}}^1$

素因数の和:6926

約数の個数: 48

約数和(自身を含む): 152216064

約数和(自身を除く): 87292084

約数列:

[1, 2, 4, 5, 10, 11, 20, 22, 43, 44, 55, 86, 110, 172, 215, 220, 430, 473, 860, 946, 1892, 2365, 4730, 6863, 9460, 13726, 27452, 34315, 68630, 75493, 137260, 150986, 295109, 301972, 377465, 590218, 754930, 1180436, 1475545, 1509860, 2951090, 3246199, 5902180, 6492398, 12984796, 16230995, 32461990, 64923980]

約数ペア:

[(1, 64923980), (2, 32461990), (4, 16230995), (5, 12984796), (10, 6492398), (11, 5902180), (20, 3246199), (22, 2951090), (43, 1509860), (44, 1475545), (55, 1180436), (86, 754930), (110, 590218), (172, 377465), (215, 301972), (220, 295109), (430, 150986), (473, 137260), (860, 75493), (946, 68630), (1892, 34315), (2365, 27452), (4730, 13726), (6863, 9460)]