200455557100

素因数分解:

$2^2\times 5^2\times {\mathrm{431}}^1\times {\mathrm{809}}^1\times {\mathrm{5749}}^1$

素因数の和:7003

約数の個数: 72

約数和(自身を含む): 436612680000

約数和(自身を除く): 236157122900

約数列:

[1, 2, 4, 5, 10, 20, 25, 50, 100, 431, 809, 862, 1618, 1724, 2155, 3236, 4045, 4310, 5749, 8090, 8620, 10775, 11498, 16180, 20225, 21550, 22996, 28745, 40450, 43100, 57490, 80900, 114980, 143725, 287450, 348679, 574900, 697358, 1394716, 1743395, 2477819, 3486790, 4650941, 4955638, 6973580, 8716975, 9301882, 9911276, 12389095, 17433950, 18603764, 23254705, 24778190, 34867900, 46509410, 49556380, 61945475, 93018820, 116273525, 123890950, 232547050, 247781900, 465094100, 2004555571, 4009111142, 8018222284, 10022777855, 20045555710, 40091111420, 50113889275, 100227778550, 200455557100]

約数ペア:

[(1, 200455557100), (2, 100227778550), (4, 50113889275), (5, 40091111420), (10, 20045555710), (20, 10022777855), (25, 8018222284), (50, 4009111142), (100, 2004555571), (431, 465094100), (809, 247781900), (862, 232547050), (1618, 123890950), (1724, 116273525), (2155, 93018820), (3236, 61945475), (4045, 49556380), (4310, 46509410), (5749, 34867900), (8090, 24778190), (8620, 23254705), (10775, 18603764), (11498, 17433950), (16180, 12389095), (20225, 9911276), (21550, 9301882), (22996, 8716975), (28745, 6973580), (40450, 4955638), (43100, 4650941), (57490, 3486790), (80900, 2477819), (114980, 1743395), (143725, 1394716), (287450, 697358), (348679, 574900)]