84428500

素因数分解:

$2^2\times 5^3\times {\mathrm{13}}^1\times {\mathrm{31}}^1\times {\mathrm{419}}^1$

素因数の和:482

約数の個数: 96

約数和(自身を含む): 205470720

約数和(自身を除く): 121042220

約数列:

[1, 2, 4, 5, 10, 13, 20, 25, 26, 31, 50, 52, 62, 65, 100, 124, 125, 130, 155, 250, 260, 310, 325, 403, 419, 500, 620, 650, 775, 806, 838, 1300, 1550, 1612, 1625, 1676, 2015, 2095, 3100, 3250, 3875, 4030, 4190, 5447, 6500, 7750, 8060, 8380, 10075, 10475, 10894, 12989, 15500, 20150, 20950, 21788, 25978, 27235, 40300, 41900, 50375, 51956, 52375, 54470, 64945, 100750, 104750, 108940, 129890, 136175, 168857, 201500, 209500, 259780, 272350, 324725, 337714, 544700, 649450, 675428, 680875, 844285, 1298900, 1361750, 1623625, 1688570, 2723500, 3247250, 3377140, 4221425, 6494500, 8442850, 16885700, 21107125, 42214250, 84428500]

約数ペア:

[(1, 84428500), (2, 42214250), (4, 21107125), (5, 16885700), (10, 8442850), (13, 6494500), (20, 4221425), (25, 3377140), (26, 3247250), (31, 2723500), (50, 1688570), (52, 1623625), (62, 1361750), (65, 1298900), (100, 844285), (124, 680875), (125, 675428), (130, 649450), (155, 544700), (250, 337714), (260, 324725), (310, 272350), (325, 259780), (403, 209500), (419, 201500), (500, 168857), (620, 136175), (650, 129890), (775, 108940), (806, 104750), (838, 100750), (1300, 64945), (1550, 54470), (1612, 52375), (1625, 51956), (1676, 50375), (2015, 41900), (2095, 40300), (3100, 27235), (3250, 25978), (3875, 21788), (4030, 20950), (4190, 20150), (5447, 15500), (6500, 12989), (7750, 10894), (8060, 10475), (8380, 10075)]