129446670250

素因数分解:

$2^1\times 5^3\times {\mathrm{643}}^1\times {\mathrm{805267}}^1$

素因数の和:805927

約数の個数: 32

約数和(自身を含む): 242701333056

約数和(自身を除く): 113254662806

約数列:

[1, 2, 5, 10, 25, 50, 125, 250, 643, 1286, 3215, 6430, 16075, 32150, 80375, 160750, 805267, 1610534, 4026335, 8052670, 20131675, 40263350, 100658375, 201316750, 517786681, 1035573362, 2588933405, 5177866810, 12944667025, 25889334050, 64723335125, 129446670250]

約数ペア:

[(1, 129446670250), (2, 64723335125), (5, 25889334050), (10, 12944667025), (25, 5177866810), (50, 2588933405), (125, 1035573362), (250, 517786681), (643, 201316750), (1286, 100658375), (3215, 40263350), (6430, 20131675), (16075, 8052670), (32150, 4026335), (80375, 1610534), (160750, 805267)]