123302500

素因数分解:

$2^2\times 5^4\times {\mathrm{31}}^1\times {\mathrm{37}}^1\times {\mathrm{43}}^1$

素因数の和:135

約数の個数: 120

約数和(自身を含む): 292506368

約数和(自身を除く): 169203868

約数列:

[1, 2, 4, 5, 10, 20, 25, 31, 37, 43, 50, 62, 74, 86, 100, 124, 125, 148, 155, 172, 185, 215, 250, 310, 370, 430, 500, 620, 625, 740, 775, 860, 925, 1075, 1147, 1250, 1333, 1550, 1591, 1850, 2150, 2294, 2500, 2666, 3100, 3182, 3700, 3875, 4300, 4588, 4625, 5332, 5375, 5735, 6364, 6665, 7750, 7955, 9250, 10750, 11470, 13330, 15500, 15910, 18500, 19375, 21500, 22940, 23125, 26660, 26875, 28675, 31820, 33325, 38750, 39775, 46250, 49321, 53750, 57350, 66650, 77500, 79550, 92500, 98642, 107500, 114700, 133300, 143375, 159100, 166625, 197284, 198875, 246605, 286750, 333250, 397750, 493210, 573500, 666500, 716875, 795500, 833125, 986420, 994375, 1233025, 1433750, 1666250, 1988750, 2466050, 2867500, 3332500, 3977500, 4932100, 6165125, 12330250, 24660500, 30825625, 61651250, 123302500]

約数ペア:

[(1, 123302500), (2, 61651250), (4, 30825625), (5, 24660500), (10, 12330250), (20, 6165125), (25, 4932100), (31, 3977500), (37, 3332500), (43, 2867500), (50, 2466050), (62, 1988750), (74, 1666250), (86, 1433750), (100, 1233025), (124, 994375), (125, 986420), (148, 833125), (155, 795500), (172, 716875), (185, 666500), (215, 573500), (250, 493210), (310, 397750), (370, 333250), (430, 286750), (500, 246605), (620, 198875), (625, 197284), (740, 166625), (775, 159100), (860, 143375), (925, 133300), (1075, 114700), (1147, 107500), (1250, 98642), (1333, 92500), (1550, 79550), (1591, 77500), (1850, 66650), (2150, 57350), (2294, 53750), (2500, 49321), (2666, 46250), (3100, 39775), (3182, 38750), (3700, 33325), (3875, 31820), (4300, 28675), (4588, 26875), (4625, 26660), (5332, 23125), (5375, 22940), (5735, 21500), (6364, 19375), (6665, 18500), (7750, 15910), (7955, 15500), (9250, 13330), (10750, 11470)]