131057920

素因数分解:

$2^8\times 5^1\times 7^1\times {\mathrm{14627}}^1$

素因数の和:14655

約数の個数: 72

約数和(自身を含む): 358795584

約数和(自身を除く): 227737664

約数列:

[1, 2, 4, 5, 7, 8, 10, 14, 16, 20, 28, 32, 35, 40, 56, 64, 70, 80, 112, 128, 140, 160, 224, 256, 280, 320, 448, 560, 640, 896, 1120, 1280, 1792, 2240, 4480, 8960, 14627, 29254, 58508, 73135, 102389, 117016, 146270, 204778, 234032, 292540, 409556, 468064, 511945, 585080, 819112, 936128, 1023890, 1170160, 1638224, 1872256, 2047780, 2340320, 3276448, 3744512, 4095560, 4680640, 6552896, 8191120, 9361280, 13105792, 16382240, 18722560, 26211584, 32764480, 65528960, 131057920]

約数ペア:

[(1, 131057920), (2, 65528960), (4, 32764480), (5, 26211584), (7, 18722560), (8, 16382240), (10, 13105792), (14, 9361280), (16, 8191120), (20, 6552896), (28, 4680640), (32, 4095560), (35, 3744512), (40, 3276448), (56, 2340320), (64, 2047780), (70, 1872256), (80, 1638224), (112, 1170160), (128, 1023890), (140, 936128), (160, 819112), (224, 585080), (256, 511945), (280, 468064), (320, 409556), (448, 292540), (560, 234032), (640, 204778), (896, 146270), (1120, 117016), (1280, 102389), (1792, 73135), (2240, 58508), (4480, 29254), (8960, 14627)]