137703680

素因数分解:

$2^8\times 5^1\times {\mathrm{107581}}^1$

素因数の和:107602

約数の個数: 36

約数和(自身を含む): 329846412

約数和(自身を除く): 192142732

約数列:

[1, 2, 4, 5, 8, 10, 16, 20, 32, 40, 64, 80, 128, 160, 256, 320, 640, 1280, 107581, 215162, 430324, 537905, 860648, 1075810, 1721296, 2151620, 3442592, 4303240, 6885184, 8606480, 13770368, 17212960, 27540736, 34425920, 68851840, 137703680]

約数ペア:

[(1, 137703680), (2, 68851840), (4, 34425920), (5, 27540736), (8, 17212960), (10, 13770368), (16, 8606480), (20, 6885184), (32, 4303240), (40, 3442592), (64, 2151620), (80, 1721296), (128, 1075810), (160, 860648), (256, 537905), (320, 430324), (640, 215162), (1280, 107581)]