313610540

素因数分解:

$2^2\times 5^1\times {\mathrm{53}}^1\times {\mathrm{191}}^1\times {\mathrm{1549}}^1$

素因数の和:1802

約数の個数: 48

約数和(自身を含む): 674956800

約数和(自身を除く): 361346260

約数列:

[1, 2, 4, 5, 10, 20, 53, 106, 191, 212, 265, 382, 530, 764, 955, 1060, 1549, 1910, 3098, 3820, 6196, 7745, 10123, 15490, 20246, 30980, 40492, 50615, 82097, 101230, 164194, 202460, 295859, 328388, 410485, 591718, 820970, 1183436, 1479295, 1641940, 2958590, 5917180, 15680527, 31361054, 62722108, 78402635, 156805270, 313610540]

約数ペア:

[(1, 313610540), (2, 156805270), (4, 78402635), (5, 62722108), (10, 31361054), (20, 15680527), (53, 5917180), (106, 2958590), (191, 1641940), (212, 1479295), (265, 1183436), (382, 820970), (530, 591718), (764, 410485), (955, 328388), (1060, 295859), (1549, 202460), (1910, 164194), (3098, 101230), (3820, 82097), (6196, 50615), (7745, 40492), (10123, 30980), (15490, 20246)]