1901453500

素因数分解:

$2^2\times 5^3\times {\mathrm{19}}^1\times {\mathrm{200153}}^1$

素因数の和:200191

約数の個数: 48

約数和(自身を含む): 4371363360

約数和(自身を除く): 2469909860

約数列:

[1, 2, 4, 5, 10, 19, 20, 25, 38, 50, 76, 95, 100, 125, 190, 250, 380, 475, 500, 950, 1900, 2375, 4750, 9500, 200153, 400306, 800612, 1000765, 2001530, 3802907, 4003060, 5003825, 7605814, 10007650, 15211628, 19014535, 20015300, 25019125, 38029070, 50038250, 76058140, 95072675, 100076500, 190145350, 380290700, 475363375, 950726750, 1901453500]

約数ペア:

[(1, 1901453500), (2, 950726750), (4, 475363375), (5, 380290700), (10, 190145350), (19, 100076500), (20, 95072675), (25, 76058140), (38, 50038250), (50, 38029070), (76, 25019125), (95, 20015300), (100, 19014535), (125, 15211628), (190, 10007650), (250, 7605814), (380, 5003825), (475, 4003060), (500, 3802907), (950, 2001530), (1900, 1000765), (2375, 800612), (4750, 400306), (9500, 200153)]