51503140

素因数分解:

$2^2\times 5^1\times {\mathrm{13}}^1\times {\mathrm{113}}^1\times {\mathrm{1753}}^1$

素因数の和:1888

約数の個数: 48

約数和(自身を含む): 117574128

約数和(自身を除く): 66070988

約数列:

[1, 2, 4, 5, 10, 13, 20, 26, 52, 65, 113, 130, 226, 260, 452, 565, 1130, 1469, 1753, 2260, 2938, 3506, 5876, 7012, 7345, 8765, 14690, 17530, 22789, 29380, 35060, 45578, 91156, 113945, 198089, 227890, 396178, 455780, 792356, 990445, 1980890, 2575157, 3961780, 5150314, 10300628, 12875785, 25751570, 51503140]

約数ペア:

[(1, 51503140), (2, 25751570), (4, 12875785), (5, 10300628), (10, 5150314), (13, 3961780), (20, 2575157), (26, 1980890), (52, 990445), (65, 792356), (113, 455780), (130, 396178), (226, 227890), (260, 198089), (452, 113945), (565, 91156), (1130, 45578), (1469, 35060), (1753, 29380), (2260, 22789), (2938, 17530), (3506, 14690), (5876, 8765), (7012, 7345)]