71270860

素因数分解:

$2^2\times 5^1\times {\mathrm{31}}^1\times {\mathrm{139}}^1\times {\mathrm{827}}^1$

素因数の和:1006

約数の個数: 48

約数和(自身を含む): 155796480

約数和(自身を除く): 84525620

約数列:

[1, 2, 4, 5, 10, 20, 31, 62, 124, 139, 155, 278, 310, 556, 620, 695, 827, 1390, 1654, 2780, 3308, 4135, 4309, 8270, 8618, 16540, 17236, 21545, 25637, 43090, 51274, 86180, 102548, 114953, 128185, 229906, 256370, 459812, 512740, 574765, 1149530, 2299060, 3563543, 7127086, 14254172, 17817715, 35635430, 71270860]

約数ペア:

[(1, 71270860), (2, 35635430), (4, 17817715), (5, 14254172), (10, 7127086), (20, 3563543), (31, 2299060), (62, 1149530), (124, 574765), (139, 512740), (155, 459812), (278, 256370), (310, 229906), (556, 128185), (620, 114953), (695, 102548), (827, 86180), (1390, 51274), (1654, 43090), (2780, 25637), (3308, 21545), (4135, 17236), (4309, 16540), (8270, 8618)]