81058810

素因数分解:

$2^1\times 5^1\times 7^1\times {\mathrm{271}}^1\times {\mathrm{4273}}^1$

素因数の和:4558

約数の個数: 32

約数和(自身を含む): 167404032

約数和(自身を除く): 86345222

約数列:

[1, 2, 5, 7, 10, 14, 35, 70, 271, 542, 1355, 1897, 2710, 3794, 4273, 8546, 9485, 18970, 21365, 29911, 42730, 59822, 149555, 299110, 1157983, 2315966, 5789915, 8105881, 11579830, 16211762, 40529405, 81058810]

約数ペア:

[(1, 81058810), (2, 40529405), (5, 16211762), (7, 11579830), (10, 8105881), (14, 5789915), (35, 2315966), (70, 1157983), (271, 299110), (542, 149555), (1355, 59822), (1897, 42730), (2710, 29911), (3794, 21365), (4273, 18970), (8546, 9485)]