25987488

素因数分解:

$2^5\times 3^1\times {\mathrm{421}}^1\times {\mathrm{643}}^1$

素因数の和:1077

約数の個数: 48

約数和(自身を含む): 68485536

約数和(自身を除く): 42498048

約数列:

[1, 2, 3, 4, 6, 8, 12, 16, 24, 32, 48, 96, 421, 643, 842, 1263, 1286, 1684, 1929, 2526, 2572, 3368, 3858, 5052, 5144, 6736, 7716, 10104, 10288, 13472, 15432, 20208, 20576, 30864, 40416, 61728, 270703, 541406, 812109, 1082812, 1624218, 2165624, 3248436, 4331248, 6496872, 8662496, 12993744, 25987488]

約数ペア:

[(1, 25987488), (2, 12993744), (3, 8662496), (4, 6496872), (6, 4331248), (8, 3248436), (12, 2165624), (16, 1624218), (24, 1082812), (32, 812109), (48, 541406), (96, 270703), (421, 61728), (643, 40416), (842, 30864), (1263, 20576), (1286, 20208), (1684, 15432), (1929, 13472), (2526, 10288), (2572, 10104), (3368, 7716), (3858, 6736), (5052, 5144)]