126251120

素因数分解:

$2^4\times 5^1\times {\mathrm{181}}^1\times {\mathrm{8719}}^1$

素因数の和:8913

約数の個数: 40

約数和(自身を含む): 295189440

約数和(自身を除く): 168938320

約数列:

[1, 2, 4, 5, 8, 10, 16, 20, 40, 80, 181, 362, 724, 905, 1448, 1810, 2896, 3620, 7240, 8719, 14480, 17438, 34876, 43595, 69752, 87190, 139504, 174380, 348760, 697520, 1578139, 3156278, 6312556, 7890695, 12625112, 15781390, 25250224, 31562780, 63125560, 126251120]

約数ペア:

[(1, 126251120), (2, 63125560), (4, 31562780), (5, 25250224), (8, 15781390), (10, 12625112), (16, 7890695), (20, 6312556), (40, 3156278), (80, 1578139), (181, 697520), (362, 348760), (724, 174380), (905, 139504), (1448, 87190), (1810, 69752), (2896, 43595), (3620, 34876), (7240, 17438), (8719, 14480)]