6541000

素因数分解:

$2^3\times 5^3\times {\mathrm{31}}^1\times {\mathrm{211}}^1$

素因数の和:263

約数の個数: 64

約数和(自身を含む): 15874560

約数和(自身を除く): 9333560

約数列:

[1, 2, 4, 5, 8, 10, 20, 25, 31, 40, 50, 62, 100, 124, 125, 155, 200, 211, 248, 250, 310, 422, 500, 620, 775, 844, 1000, 1055, 1240, 1550, 1688, 2110, 3100, 3875, 4220, 5275, 6200, 6541, 7750, 8440, 10550, 13082, 15500, 21100, 26164, 26375, 31000, 32705, 42200, 52328, 52750, 65410, 105500, 130820, 163525, 211000, 261640, 327050, 654100, 817625, 1308200, 1635250, 3270500, 6541000]

約数ペア:

[(1, 6541000), (2, 3270500), (4, 1635250), (5, 1308200), (8, 817625), (10, 654100), (20, 327050), (25, 261640), (31, 211000), (40, 163525), (50, 130820), (62, 105500), (100, 65410), (124, 52750), (125, 52328), (155, 42200), (200, 32705), (211, 31000), (248, 26375), (250, 26164), (310, 21100), (422, 15500), (500, 13082), (620, 10550), (775, 8440), (844, 7750), (1000, 6541), (1055, 6200), (1240, 5275), (1550, 4220), (1688, 3875), (2110, 3100)]