61814000

素因数分解:

$2^4\times 5^3\times {\mathrm{31}}^1\times {\mathrm{997}}^1$

素因数の和:1051

約数の個数: 80

約数和(自身を含む): 154442496

約数和(自身を除く): 92628496

約数列:

[1, 2, 4, 5, 8, 10, 16, 20, 25, 31, 40, 50, 62, 80, 100, 124, 125, 155, 200, 248, 250, 310, 400, 496, 500, 620, 775, 997, 1000, 1240, 1550, 1994, 2000, 2480, 3100, 3875, 3988, 4985, 6200, 7750, 7976, 9970, 12400, 15500, 15952, 19940, 24925, 30907, 31000, 39880, 49850, 61814, 62000, 79760, 99700, 123628, 124625, 154535, 199400, 247256, 249250, 309070, 398800, 494512, 498500, 618140, 772675, 997000, 1236280, 1545350, 1994000, 2472560, 3090700, 3863375, 6181400, 7726750, 12362800, 15453500, 30907000, 61814000]

約数ペア:

[(1, 61814000), (2, 30907000), (4, 15453500), (5, 12362800), (8, 7726750), (10, 6181400), (16, 3863375), (20, 3090700), (25, 2472560), (31, 1994000), (40, 1545350), (50, 1236280), (62, 997000), (80, 772675), (100, 618140), (124, 498500), (125, 494512), (155, 398800), (200, 309070), (248, 249250), (250, 247256), (310, 199400), (400, 154535), (496, 124625), (500, 123628), (620, 99700), (775, 79760), (997, 62000), (1000, 61814), (1240, 49850), (1550, 39880), (1994, 31000), (2000, 30907), (2480, 24925), (3100, 19940), (3875, 15952), (3988, 15500), (4985, 12400), (6200, 9970), (7750, 7976)]