25687520

素因数分解:

$2^5\times 5^1\times {\mathrm{181}}^1\times {\mathrm{887}}^1$

素因数の和:1083

約数の個数: 48

約数和(自身を含む): 61090848

約数和(自身を除く): 35403328

約数列:

[1, 2, 4, 5, 8, 10, 16, 20, 32, 40, 80, 160, 181, 362, 724, 887, 905, 1448, 1774, 1810, 2896, 3548, 3620, 4435, 5792, 7096, 7240, 8870, 14192, 14480, 17740, 28384, 28960, 35480, 70960, 141920, 160547, 321094, 642188, 802735, 1284376, 1605470, 2568752, 3210940, 5137504, 6421880, 12843760, 25687520]

約数ペア:

[(1, 25687520), (2, 12843760), (4, 6421880), (5, 5137504), (8, 3210940), (10, 2568752), (16, 1605470), (20, 1284376), (32, 802735), (40, 642188), (80, 321094), (160, 160547), (181, 141920), (362, 70960), (724, 35480), (887, 28960), (905, 28384), (1448, 17740), (1774, 14480), (1810, 14192), (2896, 8870), (3548, 7240), (3620, 7096), (4435, 5792)]