20110500

素因数分解:

$2^2\times 3^2\times 5^3\times {\mathrm{41}}^1\times {\mathrm{109}}^1$

素因数の和:175

約数の個数: 144

約数和(自身を含む): 65585520

約数和(自身を除く): 45475020

約数列:

[1, 2, 3, 4, 5, 6, 9, 10, 12, 15, 18, 20, 25, 30, 36, 41, 45, 50, 60, 75, 82, 90, 100, 109, 123, 125, 150, 164, 180, 205, 218, 225, 246, 250, 300, 327, 369, 375, 410, 436, 450, 492, 500, 545, 615, 654, 738, 750, 820, 900, 981, 1025, 1090, 1125, 1230, 1308, 1476, 1500, 1635, 1845, 1962, 2050, 2180, 2250, 2460, 2725, 3075, 3270, 3690, 3924, 4100, 4469, 4500, 4905, 5125, 5450, 6150, 6540, 7380, 8175, 8938, 9225, 9810, 10250, 10900, 12300, 13407, 13625, 15375, 16350, 17876, 18450, 19620, 20500, 22345, 24525, 26814, 27250, 30750, 32700, 36900, 40221, 40875, 44690, 46125, 49050, 53628, 54500, 61500, 67035, 80442, 81750, 89380, 92250, 98100, 111725, 122625, 134070, 160884, 163500, 184500, 201105, 223450, 245250, 268140, 335175, 402210, 446900, 490500, 558625, 670350, 804420, 1005525, 1117250, 1340700, 1675875, 2011050, 2234500, 3351750, 4022100, 5027625, 6703500, 10055250, 20110500]

約数ペア:

[(1, 20110500), (2, 10055250), (3, 6703500), (4, 5027625), (5, 4022100), (6, 3351750), (9, 2234500), (10, 2011050), (12, 1675875), (15, 1340700), (18, 1117250), (20, 1005525), (25, 804420), (30, 670350), (36, 558625), (41, 490500), (45, 446900), (50, 402210), (60, 335175), (75, 268140), (82, 245250), (90, 223450), (100, 201105), (109, 184500), (123, 163500), (125, 160884), (150, 134070), (164, 122625), (180, 111725), (205, 98100), (218, 92250), (225, 89380), (246, 81750), (250, 80442), (300, 67035), (327, 61500), (369, 54500), (375, 53628), (410, 49050), (436, 46125), (450, 44690), (492, 40875), (500, 40221), (545, 36900), (615, 32700), (654, 30750), (738, 27250), (750, 26814), (820, 24525), (900, 22345), (981, 20500), (1025, 19620), (1090, 18450), (1125, 17876), (1230, 16350), (1308, 15375), (1476, 13625), (1500, 13407), (1635, 12300), (1845, 10900), (1962, 10250), (2050, 9810), (2180, 9225), (2250, 8938), (2460, 8175), (2725, 7380), (3075, 6540), (3270, 6150), (3690, 5450), (3924, 5125), (4100, 4905), (4469, 4500)]