201527900

素因数分解:

$2^2\times 5^2\times 7^1\times {\mathrm{31}}^1\times {\mathrm{37}}^1\times {\mathrm{251}}^1$

素因数の和:340

約数の個数: 144

約数和(自身を含む): 531965952

約数和(自身を除く): 330438052

約数列:

[1, 2, 4, 5, 7, 10, 14, 20, 25, 28, 31, 35, 37, 50, 62, 70, 74, 100, 124, 140, 148, 155, 175, 185, 217, 251, 259, 310, 350, 370, 434, 502, 518, 620, 700, 740, 775, 868, 925, 1004, 1036, 1085, 1147, 1255, 1295, 1550, 1757, 1850, 2170, 2294, 2510, 2590, 3100, 3514, 3700, 4340, 4588, 5020, 5180, 5425, 5735, 6275, 6475, 7028, 7781, 8029, 8785, 9287, 10850, 11470, 12550, 12950, 15562, 16058, 17570, 18574, 21700, 22940, 25100, 25900, 28675, 31124, 32116, 35140, 37148, 38905, 40145, 43925, 46435, 54467, 57350, 65009, 77810, 80290, 87850, 92870, 108934, 114700, 130018, 155620, 160580, 175700, 185740, 194525, 200725, 217868, 232175, 260036, 272335, 287897, 325045, 389050, 401450, 464350, 544670, 575794, 650090, 778100, 802900, 928700, 1089340, 1151588, 1300180, 1361675, 1439485, 1625225, 2015279, 2723350, 2878970, 3250450, 4030558, 5446700, 5757940, 6500900, 7197425, 8061116, 10076395, 14394850, 20152790, 28789700, 40305580, 50381975, 100763950, 201527900]

約数ペア:

[(1, 201527900), (2, 100763950), (4, 50381975), (5, 40305580), (7, 28789700), (10, 20152790), (14, 14394850), (20, 10076395), (25, 8061116), (28, 7197425), (31, 6500900), (35, 5757940), (37, 5446700), (50, 4030558), (62, 3250450), (70, 2878970), (74, 2723350), (100, 2015279), (124, 1625225), (140, 1439485), (148, 1361675), (155, 1300180), (175, 1151588), (185, 1089340), (217, 928700), (251, 802900), (259, 778100), (310, 650090), (350, 575794), (370, 544670), (434, 464350), (502, 401450), (518, 389050), (620, 325045), (700, 287897), (740, 272335), (775, 260036), (868, 232175), (925, 217868), (1004, 200725), (1036, 194525), (1085, 185740), (1147, 175700), (1255, 160580), (1295, 155620), (1550, 130018), (1757, 114700), (1850, 108934), (2170, 92870), (2294, 87850), (2510, 80290), (2590, 77810), (3100, 65009), (3514, 57350), (3700, 54467), (4340, 46435), (4588, 43925), (5020, 40145), (5180, 38905), (5425, 37148), (5735, 35140), (6275, 32116), (6475, 31124), (7028, 28675), (7781, 25900), (8029, 25100), (8785, 22940), (9287, 21700), (10850, 18574), (11470, 17570), (12550, 16058), (12950, 15562)]