70457680

素因数分解:

$2^4\times 5^1\times {\mathrm{41}}^1\times {\mathrm{21481}}^1$

素因数の和:21535

約数の個数: 40

約数和(自身を含む): 167817384

約数和(自身を除く): 97359704

約数列:

[1, 2, 4, 5, 8, 10, 16, 20, 40, 41, 80, 82, 164, 205, 328, 410, 656, 820, 1640, 3280, 21481, 42962, 85924, 107405, 171848, 214810, 343696, 429620, 859240, 880721, 1718480, 1761442, 3522884, 4403605, 7045768, 8807210, 14091536, 17614420, 35228840, 70457680]

約数ペア:

[(1, 70457680), (2, 35228840), (4, 17614420), (5, 14091536), (8, 8807210), (10, 7045768), (16, 4403605), (20, 3522884), (40, 1761442), (41, 1718480), (80, 880721), (82, 859240), (164, 429620), (205, 343696), (328, 214810), (410, 171848), (656, 107405), (820, 85924), (1640, 42962), (3280, 21481)]