72780230

素因数分解:

$2^1\times 5^1\times {\mathrm{17}}^1\times {\mathrm{211}}^1\times {\mathrm{2029}}^1$

素因数の和:2264

約数の個数: 32

約数和(自身を含む): 139436640

約数和(自身を除く): 66656410

約数列:

[1, 2, 5, 10, 17, 34, 85, 170, 211, 422, 1055, 2029, 2110, 3587, 4058, 7174, 10145, 17935, 20290, 34493, 35870, 68986, 172465, 344930, 428119, 856238, 2140595, 4281190, 7278023, 14556046, 36390115, 72780230]

約数ペア:

[(1, 72780230), (2, 36390115), (5, 14556046), (10, 7278023), (17, 4281190), (34, 2140595), (85, 856238), (170, 428119), (211, 344930), (422, 172465), (1055, 68986), (2029, 35870), (2110, 34493), (3587, 20290), (4058, 17935), (7174, 10145)]