49883900

素因数分解:

$2^2\times 5^2\times {\mathrm{11}}^1\times {\mathrm{101}}^1\times {\mathrm{449}}^1$

素因数の和:575

約数の個数: 72

約数和(自身を含む): 119523600

約数和(自身を除く): 69639700

約数列:

[1, 2, 4, 5, 10, 11, 20, 22, 25, 44, 50, 55, 100, 101, 110, 202, 220, 275, 404, 449, 505, 550, 898, 1010, 1100, 1111, 1796, 2020, 2222, 2245, 2525, 4444, 4490, 4939, 5050, 5555, 8980, 9878, 10100, 11110, 11225, 19756, 22220, 22450, 24695, 27775, 44900, 45349, 49390, 55550, 90698, 98780, 111100, 123475, 181396, 226745, 246950, 453490, 493900, 498839, 906980, 997678, 1133725, 1995356, 2267450, 2494195, 4534900, 4988390, 9976780, 12470975, 24941950, 49883900]

約数ペア:

[(1, 49883900), (2, 24941950), (4, 12470975), (5, 9976780), (10, 4988390), (11, 4534900), (20, 2494195), (22, 2267450), (25, 1995356), (44, 1133725), (50, 997678), (55, 906980), (100, 498839), (101, 493900), (110, 453490), (202, 246950), (220, 226745), (275, 181396), (404, 123475), (449, 111100), (505, 98780), (550, 90698), (898, 55550), (1010, 49390), (1100, 45349), (1111, 44900), (1796, 27775), (2020, 24695), (2222, 22450), (2245, 22220), (2525, 19756), (4444, 11225), (4490, 11110), (4939, 10100), (5050, 9878), (5555, 8980)]