97818880

素因数分解:

$2^8\times 5^1\times {\mathrm{76421}}^1$

素因数の和:76442

約数の個数: 36

約数和(自身を含む): 234309852

約数和(自身を除く): 136490972

約数列:

[1, 2, 4, 5, 8, 10, 16, 20, 32, 40, 64, 80, 128, 160, 256, 320, 640, 1280, 76421, 152842, 305684, 382105, 611368, 764210, 1222736, 1528420, 2445472, 3056840, 4890944, 6113680, 9781888, 12227360, 19563776, 24454720, 48909440, 97818880]

約数ペア:

[(1, 97818880), (2, 48909440), (4, 24454720), (5, 19563776), (8, 12227360), (10, 9781888), (16, 6113680), (20, 4890944), (32, 3056840), (40, 2445472), (64, 1528420), (80, 1222736), (128, 764210), (160, 611368), (256, 382105), (320, 305684), (640, 152842), (1280, 76421)]