320193670

素因数分解:

$2^1\times 5^1\times {\mathrm{53}}^1\times {\mathrm{67}}^1\times {\mathrm{71}}^1\times {\mathrm{127}}^1$

素因数の和:325

約数の個数: 64

約数和(自身を含む): 609140736

約数和(自身を除く): 288947066

約数列:

[1, 2, 5, 10, 53, 67, 71, 106, 127, 134, 142, 254, 265, 335, 355, 530, 635, 670, 710, 1270, 3551, 3763, 4757, 6731, 7102, 7526, 8509, 9017, 9514, 13462, 17018, 17755, 18034, 18815, 23785, 33655, 35510, 37630, 42545, 45085, 47570, 67310, 85090, 90170, 252121, 450977, 477901, 504242, 604139, 901954, 955802, 1208278, 1260605, 2254885, 2389505, 2521210, 3020695, 4509770, 4779010, 6041390, 32019367, 64038734, 160096835, 320193670]

約数ペア:

[(1, 320193670), (2, 160096835), (5, 64038734), (10, 32019367), (53, 6041390), (67, 4779010), (71, 4509770), (106, 3020695), (127, 2521210), (134, 2389505), (142, 2254885), (254, 1260605), (265, 1208278), (335, 955802), (355, 901954), (530, 604139), (635, 504242), (670, 477901), (710, 450977), (1270, 252121), (3551, 90170), (3763, 85090), (4757, 67310), (6731, 47570), (7102, 45085), (7526, 42545), (8509, 37630), (9017, 35510), (9514, 33655), (13462, 23785), (17018, 18815), (17755, 18034)]