49321000

素因数分解:

$2^3\times 5^3\times {\mathrm{31}}^1\times {\mathrm{37}}^1\times {\mathrm{43}}^1$

素因数の和:132

約数の個数: 128

約数和(自身を含む): 125199360

約数和(自身を除く): 75878360

約数列:

[1, 2, 4, 5, 8, 10, 20, 25, 31, 37, 40, 43, 50, 62, 74, 86, 100, 124, 125, 148, 155, 172, 185, 200, 215, 248, 250, 296, 310, 344, 370, 430, 500, 620, 740, 775, 860, 925, 1000, 1075, 1147, 1240, 1333, 1480, 1550, 1591, 1720, 1850, 2150, 2294, 2666, 3100, 3182, 3700, 3875, 4300, 4588, 4625, 5332, 5375, 5735, 6200, 6364, 6665, 7400, 7750, 7955, 8600, 9176, 9250, 10664, 10750, 11470, 12728, 13330, 15500, 15910, 18500, 21500, 22940, 26660, 28675, 31000, 31820, 33325, 37000, 39775, 43000, 45880, 49321, 53320, 57350, 63640, 66650, 79550, 98642, 114700, 133300, 143375, 159100, 166625, 197284, 198875, 229400, 246605, 266600, 286750, 318200, 333250, 394568, 397750, 493210, 573500, 666500, 795500, 986420, 1147000, 1233025, 1333000, 1591000, 1972840, 2466050, 4932100, 6165125, 9864200, 12330250, 24660500, 49321000]

約数ペア:

[(1, 49321000), (2, 24660500), (4, 12330250), (5, 9864200), (8, 6165125), (10, 4932100), (20, 2466050), (25, 1972840), (31, 1591000), (37, 1333000), (40, 1233025), (43, 1147000), (50, 986420), (62, 795500), (74, 666500), (86, 573500), (100, 493210), (124, 397750), (125, 394568), (148, 333250), (155, 318200), (172, 286750), (185, 266600), (200, 246605), (215, 229400), (248, 198875), (250, 197284), (296, 166625), (310, 159100), (344, 143375), (370, 133300), (430, 114700), (500, 98642), (620, 79550), (740, 66650), (775, 63640), (860, 57350), (925, 53320), (1000, 49321), (1075, 45880), (1147, 43000), (1240, 39775), (1333, 37000), (1480, 33325), (1550, 31820), (1591, 31000), (1720, 28675), (1850, 26660), (2150, 22940), (2294, 21500), (2666, 18500), (3100, 15910), (3182, 15500), (3700, 13330), (3875, 12728), (4300, 11470), (4588, 10750), (4625, 10664), (5332, 9250), (5375, 9176), (5735, 8600), (6200, 7955), (6364, 7750), (6665, 7400)]