78185100

素因数分解:

$2^2\times 3^1\times 5^2\times 7^1\times {\mathrm{31}}^1\times {\mathrm{1201}}^1$

素因数の和:1256

約数の個数: 144

約数和(自身を含む): 267094016

約数和(自身を除く): 188908916

約数列:

[1, 2, 3, 4, 5, 6, 7, 10, 12, 14, 15, 20, 21, 25, 28, 30, 31, 35, 42, 50, 60, 62, 70, 75, 84, 93, 100, 105, 124, 140, 150, 155, 175, 186, 210, 217, 300, 310, 350, 372, 420, 434, 465, 525, 620, 651, 700, 775, 868, 930, 1050, 1085, 1201, 1302, 1550, 1860, 2100, 2170, 2325, 2402, 2604, 3100, 3255, 3603, 4340, 4650, 4804, 5425, 6005, 6510, 7206, 8407, 9300, 10850, 12010, 13020, 14412, 16275, 16814, 18015, 21700, 24020, 25221, 30025, 32550, 33628, 36030, 37231, 42035, 50442, 60050, 65100, 72060, 74462, 84070, 90075, 100884, 111693, 120100, 126105, 148924, 168140, 180150, 186155, 210175, 223386, 252210, 260617, 360300, 372310, 420350, 446772, 504420, 521234, 558465, 630525, 744620, 781851, 840700, 930775, 1042468, 1116930, 1261050, 1303085, 1563702, 1861550, 2233860, 2522100, 2606170, 2792325, 3127404, 3723100, 3909255, 5212340, 5584650, 6515425, 7818510, 11169300, 13030850, 15637020, 19546275, 26061700, 39092550, 78185100]

約数ペア:

[(1, 78185100), (2, 39092550), (3, 26061700), (4, 19546275), (5, 15637020), (6, 13030850), (7, 11169300), (10, 7818510), (12, 6515425), (14, 5584650), (15, 5212340), (20, 3909255), (21, 3723100), (25, 3127404), (28, 2792325), (30, 2606170), (31, 2522100), (35, 2233860), (42, 1861550), (50, 1563702), (60, 1303085), (62, 1261050), (70, 1116930), (75, 1042468), (84, 930775), (93, 840700), (100, 781851), (105, 744620), (124, 630525), (140, 558465), (150, 521234), (155, 504420), (175, 446772), (186, 420350), (210, 372310), (217, 360300), (300, 260617), (310, 252210), (350, 223386), (372, 210175), (420, 186155), (434, 180150), (465, 168140), (525, 148924), (620, 126105), (651, 120100), (700, 111693), (775, 100884), (868, 90075), (930, 84070), (1050, 74462), (1085, 72060), (1201, 65100), (1302, 60050), (1550, 50442), (1860, 42035), (2100, 37231), (2170, 36030), (2325, 33628), (2402, 32550), (2604, 30025), (3100, 25221), (3255, 24020), (3603, 21700), (4340, 18015), (4650, 16814), (4804, 16275), (5425, 14412), (6005, 13020), (6510, 12010), (7206, 10850), (8407, 9300)]