201213800

素因数分解:

$2^3\times 5^2\times {\mathrm{19}}^1\times {\mathrm{52951}}^1$

素因数の和:52986

約数の個数: 48

約数和(自身を含む): 492453600

約数和(自身を除く): 291239800

約数列:

[1, 2, 4, 5, 8, 10, 19, 20, 25, 38, 40, 50, 76, 95, 100, 152, 190, 200, 380, 475, 760, 950, 1900, 3800, 52951, 105902, 211804, 264755, 423608, 529510, 1006069, 1059020, 1323775, 2012138, 2118040, 2647550, 4024276, 5030345, 5295100, 8048552, 10060690, 10590200, 20121380, 25151725, 40242760, 50303450, 100606900, 201213800]

約数ペア:

[(1, 201213800), (2, 100606900), (4, 50303450), (5, 40242760), (8, 25151725), (10, 20121380), (19, 10590200), (20, 10060690), (25, 8048552), (38, 5295100), (40, 5030345), (50, 4024276), (76, 2647550), (95, 2118040), (100, 2012138), (152, 1323775), (190, 1059020), (200, 1006069), (380, 529510), (475, 423608), (760, 264755), (950, 211804), (1900, 105902), (3800, 52951)]