42281560

素因数分解:

$2^3\times 5^1\times {\mathrm{131}}^1\times {\mathrm{8069}}^1$

素因数の和:8211

約数の個数: 32

約数和(自身を含む): 95871600

約数和(自身を除く): 53590040

約数列:

[1, 2, 4, 5, 8, 10, 20, 40, 131, 262, 524, 655, 1048, 1310, 2620, 5240, 8069, 16138, 32276, 40345, 64552, 80690, 161380, 322760, 1057039, 2114078, 4228156, 5285195, 8456312, 10570390, 21140780, 42281560]

約数ペア:

[(1, 42281560), (2, 21140780), (4, 10570390), (5, 8456312), (8, 5285195), (10, 4228156), (20, 2114078), (40, 1057039), (131, 322760), (262, 161380), (524, 80690), (655, 64552), (1048, 40345), (1310, 32276), (2620, 16138), (5240, 8069)]