25228710

素因数分解:

$2^1\times 3^2\times 5^1\times {\mathrm{13}}^1\times {\mathrm{21563}}^1$

素因数の和:21589

約数の個数: 48

約数和(自身を含む): 70643664

約数和(自身を除く): 45414954

約数列:

[1, 2, 3, 5, 6, 9, 10, 13, 15, 18, 26, 30, 39, 45, 65, 78, 90, 117, 130, 195, 234, 390, 585, 1170, 21563, 43126, 64689, 107815, 129378, 194067, 215630, 280319, 323445, 388134, 560638, 646890, 840957, 970335, 1401595, 1681914, 1940670, 2522871, 2803190, 4204785, 5045742, 8409570, 12614355, 25228710]

約数ペア:

[(1, 25228710), (2, 12614355), (3, 8409570), (5, 5045742), (6, 4204785), (9, 2803190), (10, 2522871), (13, 1940670), (15, 1681914), (18, 1401595), (26, 970335), (30, 840957), (39, 646890), (45, 560638), (65, 388134), (78, 323445), (90, 280319), (117, 215630), (130, 194067), (195, 129378), (234, 107815), (390, 64689), (585, 43126), (1170, 21563)]