8372480

素因数分解:

$2^8\times 5^1\times {\mathrm{31}}^1\times {\mathrm{211}}^1$

素因数の和:263

約数の個数: 72

約数和(自身を含む): 20799744

約数和(自身を除く): 12427264

約数列:

[1, 2, 4, 5, 8, 10, 16, 20, 31, 32, 40, 62, 64, 80, 124, 128, 155, 160, 211, 248, 256, 310, 320, 422, 496, 620, 640, 844, 992, 1055, 1240, 1280, 1688, 1984, 2110, 2480, 3376, 3968, 4220, 4960, 6541, 6752, 7936, 8440, 9920, 13082, 13504, 16880, 19840, 26164, 27008, 32705, 33760, 39680, 52328, 54016, 65410, 67520, 104656, 130820, 135040, 209312, 261640, 270080, 418624, 523280, 837248, 1046560, 1674496, 2093120, 4186240, 8372480]

約数ペア:

[(1, 8372480), (2, 4186240), (4, 2093120), (5, 1674496), (8, 1046560), (10, 837248), (16, 523280), (20, 418624), (31, 270080), (32, 261640), (40, 209312), (62, 135040), (64, 130820), (80, 104656), (124, 67520), (128, 65410), (155, 54016), (160, 52328), (211, 39680), (248, 33760), (256, 32705), (310, 27008), (320, 26164), (422, 19840), (496, 16880), (620, 13504), (640, 13082), (844, 9920), (992, 8440), (1055, 7936), (1240, 6752), (1280, 6541), (1688, 4960), (1984, 4220), (2110, 3968), (2480, 3376)]