201580990

素因数分解:

$2^1\times 5^1\times {\mathrm{13}}^1\times {\mathrm{43}}^1\times {\mathrm{36061}}^1$

素因数の和:36124

約数の個数: 32

約数和(自身を含む): 399855456

約数和(自身を除く): 198274466

約数列:

[1, 2, 5, 10, 13, 26, 43, 65, 86, 130, 215, 430, 559, 1118, 2795, 5590, 36061, 72122, 180305, 360610, 468793, 937586, 1550623, 2343965, 3101246, 4687930, 7753115, 15506230, 20158099, 40316198, 100790495, 201580990]

約数ペア:

[(1, 201580990), (2, 100790495), (5, 40316198), (10, 20158099), (13, 15506230), (26, 7753115), (43, 4687930), (65, 3101246), (86, 2343965), (130, 1550623), (215, 937586), (430, 468793), (559, 360610), (1118, 180305), (2795, 72122), (5590, 36061)]