395734900

素因数分解:

$2^2\times 5^2\times {\mathrm{11}}^1\times {\mathrm{229}}^1\times {\mathrm{1571}}^1$

素因数の和:1825

約数の個数: 72

約数和(自身を含む): 941502240

約数和(自身を除く): 545767340

約数列:

[1, 2, 4, 5, 10, 11, 20, 22, 25, 44, 50, 55, 100, 110, 220, 229, 275, 458, 550, 916, 1100, 1145, 1571, 2290, 2519, 3142, 4580, 5038, 5725, 6284, 7855, 10076, 11450, 12595, 15710, 17281, 22900, 25190, 31420, 34562, 39275, 50380, 62975, 69124, 78550, 86405, 125950, 157100, 172810, 251900, 345620, 359759, 432025, 719518, 864050, 1439036, 1728100, 1798795, 3597590, 3957349, 7195180, 7914698, 8993975, 15829396, 17987950, 19786745, 35975900, 39573490, 79146980, 98933725, 197867450, 395734900]

約数ペア:

[(1, 395734900), (2, 197867450), (4, 98933725), (5, 79146980), (10, 39573490), (11, 35975900), (20, 19786745), (22, 17987950), (25, 15829396), (44, 8993975), (50, 7914698), (55, 7195180), (100, 3957349), (110, 3597590), (220, 1798795), (229, 1728100), (275, 1439036), (458, 864050), (550, 719518), (916, 432025), (1100, 359759), (1145, 345620), (1571, 251900), (2290, 172810), (2519, 157100), (3142, 125950), (4580, 86405), (5038, 78550), (5725, 69124), (6284, 62975), (7855, 50380), (10076, 39275), (11450, 34562), (12595, 31420), (15710, 25190), (17281, 22900)]