256230481930

素因数分解:

$2^1\times 5^1\times {\mathrm{17}}^1\times {\mathrm{109849}}^1\times {\mathrm{13721}}^1$

素因数の和:123594

約数の個数: 32

約数和(自身を含む): 488385190800

約数和(自身を除く): 232154708870

約数列:

[1, 2, 5, 10, 17, 34, 85, 170, 13721, 27442, 68605, 109849, 137210, 219698, 233257, 466514, 549245, 1098490, 1166285, 1867433, 2332570, 3734866, 9337165, 18674330, 1507238129, 3014476258, 7536190645, 15072381290, 25623048193, 51246096386, 128115240965, 256230481930]

約数ペア:

[(1, 256230481930), (2, 128115240965), (5, 51246096386), (10, 25623048193), (17, 15072381290), (34, 7536190645), (85, 3014476258), (170, 1507238129), (13721, 18674330), (27442, 9337165), (68605, 3734866), (109849, 2332570), (137210, 1867433), (219698, 1166285), (233257, 1098490), (466514, 549245)]