129203120

素因数分解:

$2^4\times 5^1\times {\mathrm{29}}^1\times {\mathrm{55691}}^1$

素因数の和:55733

約数の個数: 40

約数和(自身を含む): 310761360

約数和(自身を除く): 181558240

約数列:

[1, 2, 4, 5, 8, 10, 16, 20, 29, 40, 58, 80, 116, 145, 232, 290, 464, 580, 1160, 2320, 55691, 111382, 222764, 278455, 445528, 556910, 891056, 1113820, 1615039, 2227640, 3230078, 4455280, 6460156, 8075195, 12920312, 16150390, 25840624, 32300780, 64601560, 129203120]

約数ペア:

[(1, 129203120), (2, 64601560), (4, 32300780), (5, 25840624), (8, 16150390), (10, 12920312), (16, 8075195), (20, 6460156), (29, 4455280), (40, 3230078), (58, 2227640), (80, 1615039), (116, 1113820), (145, 891056), (232, 556910), (290, 445528), (464, 278455), (580, 222764), (1160, 111382), (2320, 55691)]