395460650

素因数分解:

$2^1\times 5^2\times {\mathrm{13}}^1\times {\mathrm{608401}}^1$

素因数の和:608426

約数の個数: 24

約数和(自身を含む): 792139404

約数和(自身を除く): 396678754

約数列:

[1, 2, 5, 10, 13, 25, 26, 50, 65, 130, 325, 650, 608401, 1216802, 3042005, 6084010, 7909213, 15210025, 15818426, 30420050, 39546065, 79092130, 197730325, 395460650]

約数ペア:

[(1, 395460650), (2, 197730325), (5, 79092130), (10, 39546065), (13, 30420050), (25, 15818426), (26, 15210025), (50, 7909213), (65, 6084010), (130, 3042005), (325, 1216802), (650, 608401)]