130528040

素因数分解:

$2^3\times 5^1\times {\mathrm{17}}^1\times {\mathrm{191953}}^1$

素因数の和:191981

約数の個数: 32

約数和(自身を含む): 310965480

約数和(自身を除く): 180437440

約数列:

[1, 2, 4, 5, 8, 10, 17, 20, 34, 40, 68, 85, 136, 170, 340, 680, 191953, 383906, 767812, 959765, 1535624, 1919530, 3263201, 3839060, 6526402, 7678120, 13052804, 16316005, 26105608, 32632010, 65264020, 130528040]

約数ペア:

[(1, 130528040), (2, 65264020), (4, 32632010), (5, 26105608), (8, 16316005), (10, 13052804), (17, 7678120), (20, 6526402), (34, 3839060), (40, 3263201), (68, 1919530), (85, 1535624), (136, 959765), (170, 767812), (340, 383906), (680, 191953)]