78871870

素因数分解:

$2^1\times 5^1\times 7^2\times {\mathrm{11}}^1\times {\mathrm{14633}}^1$

素因数の和:14665

約数の個数: 48

約数和(自身を含む): 180173808

約数和(自身を除く): 101301938

約数列:

[1, 2, 5, 7, 10, 11, 14, 22, 35, 49, 55, 70, 77, 98, 110, 154, 245, 385, 490, 539, 770, 1078, 2695, 5390, 14633, 29266, 73165, 102431, 146330, 160963, 204862, 321926, 512155, 717017, 804815, 1024310, 1126741, 1434034, 1609630, 2253482, 3585085, 5633705, 7170170, 7887187, 11267410, 15774374, 39435935, 78871870]

約数ペア:

[(1, 78871870), (2, 39435935), (5, 15774374), (7, 11267410), (10, 7887187), (11, 7170170), (14, 5633705), (22, 3585085), (35, 2253482), (49, 1609630), (55, 1434034), (70, 1126741), (77, 1024310), (98, 804815), (110, 717017), (154, 512155), (245, 321926), (385, 204862), (490, 160963), (539, 146330), (770, 102431), (1078, 73165), (2695, 29266), (5390, 14633)]