103629440

素因数分解:

$2^7\times 5^1\times {\mathrm{161921}}^1$

素因数の和:161940

約数の個数: 32

約数和(自身を含む): 247740660

約数和(自身を除く): 144111220

約数列:

[1, 2, 4, 5, 8, 10, 16, 20, 32, 40, 64, 80, 128, 160, 320, 640, 161921, 323842, 647684, 809605, 1295368, 1619210, 2590736, 3238420, 5181472, 6476840, 10362944, 12953680, 20725888, 25907360, 51814720, 103629440]

約数ペア:

[(1, 103629440), (2, 51814720), (4, 25907360), (5, 20725888), (8, 12953680), (10, 10362944), (16, 6476840), (20, 5181472), (32, 3238420), (40, 2590736), (64, 1619210), (80, 1295368), (128, 809605), (160, 647684), (320, 323842), (640, 161921)]