180207890

素因数分解:

$2^1\times 5^1\times {\mathrm{67}}^1\times {\mathrm{277}}^1\times {\mathrm{971}}^1$

素因数の和:1322

約数の個数: 32

約数和(自身を含む): 330744384

約数和(自身を除く): 150536494

約数列:

[1, 2, 5, 10, 67, 134, 277, 335, 554, 670, 971, 1385, 1942, 2770, 4855, 9710, 18559, 37118, 65057, 92795, 130114, 185590, 268967, 325285, 537934, 650570, 1344835, 2689670, 18020789, 36041578, 90103945, 180207890]

約数ペア:

[(1, 180207890), (2, 90103945), (5, 36041578), (10, 18020789), (67, 2689670), (134, 1344835), (277, 650570), (335, 537934), (554, 325285), (670, 268967), (971, 185590), (1385, 130114), (1942, 92795), (2770, 65057), (4855, 37118), (9710, 18559)]