168647500

素因数分解:

$2^2\times 5^4\times 7^1\times {\mathrm{23}}^1\times {\mathrm{419}}^1$

素因数の和:473

約数の個数: 120

約数和(自身を含む): 440858880

約数和(自身を除く): 272211380

約数列:

[1, 2, 4, 5, 7, 10, 14, 20, 23, 25, 28, 35, 46, 50, 70, 92, 100, 115, 125, 140, 161, 175, 230, 250, 322, 350, 419, 460, 500, 575, 625, 644, 700, 805, 838, 875, 1150, 1250, 1610, 1676, 1750, 2095, 2300, 2500, 2875, 2933, 3220, 3500, 4025, 4190, 4375, 5750, 5866, 8050, 8380, 8750, 9637, 10475, 11500, 11732, 14375, 14665, 16100, 17500, 19274, 20125, 20950, 28750, 29330, 38548, 40250, 41900, 48185, 52375, 57500, 58660, 67459, 73325, 80500, 96370, 100625, 104750, 134918, 146650, 192740, 201250, 209500, 240925, 261875, 269836, 293300, 337295, 366625, 402500, 481850, 523750, 674590, 733250, 963700, 1047500, 1204625, 1349180, 1466500, 1686475, 1833125, 2409250, 3372950, 3666250, 4818500, 6023125, 6745900, 7332500, 8432375, 12046250, 16864750, 24092500, 33729500, 42161875, 84323750, 168647500]

約数ペア:

[(1, 168647500), (2, 84323750), (4, 42161875), (5, 33729500), (7, 24092500), (10, 16864750), (14, 12046250), (20, 8432375), (23, 7332500), (25, 6745900), (28, 6023125), (35, 4818500), (46, 3666250), (50, 3372950), (70, 2409250), (92, 1833125), (100, 1686475), (115, 1466500), (125, 1349180), (140, 1204625), (161, 1047500), (175, 963700), (230, 733250), (250, 674590), (322, 523750), (350, 481850), (419, 402500), (460, 366625), (500, 337295), (575, 293300), (625, 269836), (644, 261875), (700, 240925), (805, 209500), (838, 201250), (875, 192740), (1150, 146650), (1250, 134918), (1610, 104750), (1676, 100625), (1750, 96370), (2095, 80500), (2300, 73325), (2500, 67459), (2875, 58660), (2933, 57500), (3220, 52375), (3500, 48185), (4025, 41900), (4190, 40250), (4375, 38548), (5750, 29330), (5866, 28750), (8050, 20950), (8380, 20125), (8750, 19274), (9637, 17500), (10475, 16100), (11500, 14665), (11732, 14375)]