20210122900

素因数分解:

$2^2\times 5^2\times {\mathrm{11}}^1\times {\mathrm{167}}^1\times {\mathrm{110017}}^1$

素因数の和:110209

約数の個数: 72

約数和(自身を含む): 48129794496

約数和(自身を除く): 27919671596

約数列:

[1, 2, 4, 5, 10, 11, 20, 22, 25, 44, 50, 55, 100, 110, 167, 220, 275, 334, 550, 668, 835, 1100, 1670, 1837, 3340, 3674, 4175, 7348, 8350, 9185, 16700, 18370, 36740, 45925, 91850, 110017, 183700, 220034, 440068, 550085, 1100170, 1210187, 2200340, 2420374, 2750425, 4840748, 5500850, 6050935, 11001700, 12101870, 18372839, 24203740, 30254675, 36745678, 60509350, 73491356, 91864195, 121018700, 183728390, 202101229, 367456780, 404202458, 459320975, 808404916, 918641950, 1010506145, 1837283900, 2021012290, 4042024580, 5052530725, 10105061450, 20210122900]

約数ペア:

[(1, 20210122900), (2, 10105061450), (4, 5052530725), (5, 4042024580), (10, 2021012290), (11, 1837283900), (20, 1010506145), (22, 918641950), (25, 808404916), (44, 459320975), (50, 404202458), (55, 367456780), (100, 202101229), (110, 183728390), (167, 121018700), (220, 91864195), (275, 73491356), (334, 60509350), (550, 36745678), (668, 30254675), (835, 24203740), (1100, 18372839), (1670, 12101870), (1837, 11001700), (3340, 6050935), (3674, 5500850), (4175, 4840748), (7348, 2750425), (8350, 2420374), (9185, 2200340), (16700, 1210187), (18370, 1100170), (36740, 550085), (45925, 440068), (91850, 220034), (110017, 183700)]