180415165

素因数分解:

$5^1\times 7^1\times {\mathrm{19}}^2\times {\mathrm{109}}^1\times {\mathrm{131}}^1$

素因数の和:290

約数の個数: 48

約数和(自身を含む): 265541760

約数和(自身を除く): 85126595

約数列:

[1, 5, 7, 19, 35, 95, 109, 131, 133, 361, 545, 655, 665, 763, 917, 1805, 2071, 2489, 2527, 3815, 4585, 10355, 12445, 12635, 14279, 14497, 17423, 39349, 47291, 71395, 72485, 87115, 99953, 196745, 236455, 271301, 275443, 331037, 499765, 1356505, 1377215, 1655185, 1899107, 5154719, 9495535, 25773595, 36083033, 180415165]

約数ペア:

[(1, 180415165), (5, 36083033), (7, 25773595), (19, 9495535), (35, 5154719), (95, 1899107), (109, 1655185), (131, 1377215), (133, 1356505), (361, 499765), (545, 331037), (655, 275443), (665, 271301), (763, 236455), (917, 196745), (1805, 99953), (2071, 87115), (2489, 72485), (2527, 71395), (3815, 47291), (4585, 39349), (10355, 17423), (12445, 14497), (12635, 14279)]