29427500

素因数分解:

$2^2\times 5^4\times {\mathrm{79}}^1\times {\mathrm{149}}^1$

素因数の和:252

約数の個数: 60

約数和(自身を含む): 65604000

約数和(自身を除く): 36176500

約数列:

[1, 2, 4, 5, 10, 20, 25, 50, 79, 100, 125, 149, 158, 250, 298, 316, 395, 500, 596, 625, 745, 790, 1250, 1490, 1580, 1975, 2500, 2980, 3725, 3950, 7450, 7900, 9875, 11771, 14900, 18625, 19750, 23542, 37250, 39500, 47084, 49375, 58855, 74500, 93125, 98750, 117710, 186250, 197500, 235420, 294275, 372500, 588550, 1177100, 1471375, 2942750, 5885500, 7356875, 14713750, 29427500]

約数ペア:

[(1, 29427500), (2, 14713750), (4, 7356875), (5, 5885500), (10, 2942750), (20, 1471375), (25, 1177100), (50, 588550), (79, 372500), (100, 294275), (125, 235420), (149, 197500), (158, 186250), (250, 117710), (298, 98750), (316, 93125), (395, 74500), (500, 58855), (596, 49375), (625, 47084), (745, 39500), (790, 37250), (1250, 23542), (1490, 19750), (1580, 18625), (1975, 14900), (2500, 11771), (2980, 9875), (3725, 7900), (3950, 7450)]