25323340

素因数分解:

$2^2\times 5^1\times 7^1\times {\mathrm{277}}^1\times {\mathrm{653}}^1$

素因数の和:946

約数の個数: 48

約数和(自身を含む): 61088832

約数和(自身を除く): 35765492

約数列:

[1, 2, 4, 5, 7, 10, 14, 20, 28, 35, 70, 140, 277, 554, 653, 1108, 1306, 1385, 1939, 2612, 2770, 3265, 3878, 4571, 5540, 6530, 7756, 9142, 9695, 13060, 18284, 19390, 22855, 38780, 45710, 91420, 180881, 361762, 723524, 904405, 1266167, 1808810, 2532334, 3617620, 5064668, 6330835, 12661670, 25323340]

約数ペア:

[(1, 25323340), (2, 12661670), (4, 6330835), (5, 5064668), (7, 3617620), (10, 2532334), (14, 1808810), (20, 1266167), (28, 904405), (35, 723524), (70, 361762), (140, 180881), (277, 91420), (554, 45710), (653, 38780), (1108, 22855), (1306, 19390), (1385, 18284), (1939, 13060), (2612, 9695), (2770, 9142), (3265, 7756), (3878, 6530), (4571, 5540)]