77380480

素因数分解:

$2^7\times 5^1\times {\mathrm{120907}}^1$

素因数の和:120926

約数の個数: 32

約数和(自身を含む): 184989240

約数和(自身を除く): 107608760

約数列:

[1, 2, 4, 5, 8, 10, 16, 20, 32, 40, 64, 80, 128, 160, 320, 640, 120907, 241814, 483628, 604535, 967256, 1209070, 1934512, 2418140, 3869024, 4836280, 7738048, 9672560, 15476096, 19345120, 38690240, 77380480]

約数ペア:

[(1, 77380480), (2, 38690240), (4, 19345120), (5, 15476096), (8, 9672560), (10, 7738048), (16, 4836280), (20, 3869024), (32, 2418140), (40, 1934512), (64, 1209070), (80, 967256), (128, 604535), (160, 483628), (320, 241814), (640, 120907)]