149743240

素因数分解:

$2^3\times 5^1\times {\mathrm{29}}^1\times {\mathrm{129089}}^1$

素因数の和:129129

約数の個数: 32

約数和(自身を含む): 348543000

約数和(自身を除く): 198799760

約数列:

[1, 2, 4, 5, 8, 10, 20, 29, 40, 58, 116, 145, 232, 290, 580, 1160, 129089, 258178, 516356, 645445, 1032712, 1290890, 2581780, 3743581, 5163560, 7487162, 14974324, 18717905, 29948648, 37435810, 74871620, 149743240]

約数ペア:

[(1, 149743240), (2, 74871620), (4, 37435810), (5, 29948648), (8, 18717905), (10, 14974324), (20, 7487162), (29, 5163560), (40, 3743581), (58, 2581780), (116, 1290890), (145, 1032712), (232, 645445), (290, 516356), (580, 258178), (1160, 129089)]