91900000

素因数分解:

$2^5\times 5^5\times {\mathrm{919}}^1$

素因数の和:954

約数の個数: 72

約数和(自身を含む): 226391760

約数和(自身を除く): 134491760

約数列:

[1, 2, 4, 5, 8, 10, 16, 20, 25, 32, 40, 50, 80, 100, 125, 160, 200, 250, 400, 500, 625, 800, 919, 1000, 1250, 1838, 2000, 2500, 3125, 3676, 4000, 4595, 5000, 6250, 7352, 9190, 10000, 12500, 14704, 18380, 20000, 22975, 25000, 29408, 36760, 45950, 50000, 73520, 91900, 100000, 114875, 147040, 183800, 229750, 367600, 459500, 574375, 735200, 919000, 1148750, 1838000, 2297500, 2871875, 3676000, 4595000, 5743750, 9190000, 11487500, 18380000, 22975000, 45950000, 91900000]

約数ペア:

[(1, 91900000), (2, 45950000), (4, 22975000), (5, 18380000), (8, 11487500), (10, 9190000), (16, 5743750), (20, 4595000), (25, 3676000), (32, 2871875), (40, 2297500), (50, 1838000), (80, 1148750), (100, 919000), (125, 735200), (160, 574375), (200, 459500), (250, 367600), (400, 229750), (500, 183800), (625, 147040), (800, 114875), (919, 100000), (1000, 91900), (1250, 73520), (1838, 50000), (2000, 45950), (2500, 36760), (3125, 29408), (3676, 25000), (4000, 22975), (4595, 20000), (5000, 18380), (6250, 14704), (7352, 12500), (9190, 10000)]