127789850

素因数分解:

$2^1\times 5^2\times {\mathrm{17}}^1\times {\mathrm{149}}^1\times {\mathrm{1009}}^1$

素因数の和:1187

約数の個数: 48

約数和(自身を含む): 253611000

約数和(自身を除く): 125821150

約数列:

[1, 2, 5, 10, 17, 25, 34, 50, 85, 149, 170, 298, 425, 745, 850, 1009, 1490, 2018, 2533, 3725, 5045, 5066, 7450, 10090, 12665, 17153, 25225, 25330, 34306, 50450, 63325, 85765, 126650, 150341, 171530, 300682, 428825, 751705, 857650, 1503410, 2555797, 3758525, 5111594, 7517050, 12778985, 25557970, 63894925, 127789850]

約数ペア:

[(1, 127789850), (2, 63894925), (5, 25557970), (10, 12778985), (17, 7517050), (25, 5111594), (34, 3758525), (50, 2555797), (85, 1503410), (149, 857650), (170, 751705), (298, 428825), (425, 300682), (745, 171530), (850, 150341), (1009, 126650), (1490, 85765), (2018, 63325), (2533, 50450), (3725, 34306), (5045, 25330), (5066, 25225), (7450, 17153), (10090, 12665)]