645802232

素因数分解:

$2^3\times {\mathrm{113}}^1\times {\mathrm{277}}^1\times {\mathrm{2579}}^1$

素因数の和:2975

約数の個数: 32

約数和(自身を含む): 1226480400

約数和(自身を除く): 580678168

約数列:

[1, 2, 4, 8, 113, 226, 277, 452, 554, 904, 1108, 2216, 2579, 5158, 10316, 20632, 31301, 62602, 125204, 250408, 291427, 582854, 714383, 1165708, 1428766, 2331416, 2857532, 5715064, 80725279, 161450558, 322901116, 645802232]

約数ペア:

[(1, 645802232), (2, 322901116), (4, 161450558), (8, 80725279), (113, 5715064), (226, 2857532), (277, 2331416), (452, 1428766), (554, 1165708), (904, 714383), (1108, 582854), (2216, 291427), (2579, 250408), (5158, 125204), (10316, 62602), (20632, 31301)]