65354020

素因数分解:

$2^2\times 5^1\times {\mathrm{619}}^1\times {\mathrm{5279}}^1$

素因数の和:5907

約数の個数: 24

約数和(自身を含む): 137491200

約数和(自身を除く): 72137180

約数列:

[1, 2, 4, 5, 10, 20, 619, 1238, 2476, 3095, 5279, 6190, 10558, 12380, 21116, 26395, 52790, 105580, 3267701, 6535402, 13070804, 16338505, 32677010, 65354020]

約数ペア:

[(1, 65354020), (2, 32677010), (4, 16338505), (5, 13070804), (10, 6535402), (20, 3267701), (619, 105580), (1238, 52790), (2476, 26395), (3095, 21116), (5279, 12380), (6190, 10558)]