128207710

素因数分解:

$2^1\times 5^1\times {\mathrm{17}}^1\times {\mathrm{73}}^1\times {\mathrm{10331}}^1$

素因数の和:10428

約数の個数: 32

約数和(自身を含む): 247720032

約数和(自身を除く): 119512322

約数列:

[1, 2, 5, 10, 17, 34, 73, 85, 146, 170, 365, 730, 1241, 2482, 6205, 10331, 12410, 20662, 51655, 103310, 175627, 351254, 754163, 878135, 1508326, 1756270, 3770815, 7541630, 12820771, 25641542, 64103855, 128207710]

約数ペア:

[(1, 128207710), (2, 64103855), (5, 25641542), (10, 12820771), (17, 7541630), (34, 3770815), (73, 1756270), (85, 1508326), (146, 878135), (170, 754163), (365, 351254), (730, 175627), (1241, 103310), (2482, 51655), (6205, 20662), (10331, 12410)]