39775550

素因数分解:

$2^1\times 5^2\times {\mathrm{19}}^1\times {\mathrm{149}}^1\times {\mathrm{281}}^1$

素因数の和:461

約数の個数: 48

約数和(自身を含む): 78678000

約数和(自身を除く): 38902450

約数列:

[1, 2, 5, 10, 19, 25, 38, 50, 95, 149, 190, 281, 298, 475, 562, 745, 950, 1405, 1490, 2810, 2831, 3725, 5339, 5662, 7025, 7450, 10678, 14050, 14155, 26695, 28310, 41869, 53390, 70775, 83738, 133475, 141550, 209345, 266950, 418690, 795511, 1046725, 1591022, 2093450, 3977555, 7955110, 19887775, 39775550]

約数ペア:

[(1, 39775550), (2, 19887775), (5, 7955110), (10, 3977555), (19, 2093450), (25, 1591022), (38, 1046725), (50, 795511), (95, 418690), (149, 266950), (190, 209345), (281, 141550), (298, 133475), (475, 83738), (562, 70775), (745, 53390), (950, 41869), (1405, 28310), (1490, 26695), (2810, 14155), (2831, 14050), (3725, 10678), (5339, 7450), (5662, 7025)]