2644750

素因数分解:

$2^1\times 5^3\times {\mathrm{71}}^1\times {\mathrm{149}}^1$

素因数の和:237

約数の個数: 32

約数和(自身を含む): 5054400

約数和(自身を除く): 2409650

約数列:

[1, 2, 5, 10, 25, 50, 71, 125, 142, 149, 250, 298, 355, 710, 745, 1490, 1775, 3550, 3725, 7450, 8875, 10579, 17750, 18625, 21158, 37250, 52895, 105790, 264475, 528950, 1322375, 2644750]

約数ペア:

[(1, 2644750), (2, 1322375), (5, 528950), (10, 264475), (25, 105790), (50, 52895), (71, 37250), (125, 21158), (142, 18625), (149, 17750), (250, 10579), (298, 8875), (355, 7450), (710, 3725), (745, 3550), (1490, 1775)]