72875000

素因数分解:

$2^3\times 5^6\times {\mathrm{11}}^1\times {\mathrm{53}}^1$

素因数の和:100

約数の個数: 112

約数和(自身を含む): 189841320

約数和(自身を除く): 116966320

約数列:

[1, 2, 4, 5, 8, 10, 11, 20, 22, 25, 40, 44, 50, 53, 55, 88, 100, 106, 110, 125, 200, 212, 220, 250, 265, 275, 424, 440, 500, 530, 550, 583, 625, 1000, 1060, 1100, 1166, 1250, 1325, 1375, 2120, 2200, 2332, 2500, 2650, 2750, 2915, 3125, 4664, 5000, 5300, 5500, 5830, 6250, 6625, 6875, 10600, 11000, 11660, 12500, 13250, 13750, 14575, 15625, 23320, 25000, 26500, 27500, 29150, 31250, 33125, 34375, 53000, 55000, 58300, 62500, 66250, 68750, 72875, 116600, 125000, 132500, 137500, 145750, 165625, 171875, 265000, 275000, 291500, 331250, 343750, 364375, 583000, 662500, 687500, 728750, 828125, 1325000, 1375000, 1457500, 1656250, 1821875, 2915000, 3312500, 3643750, 6625000, 7287500, 9109375, 14575000, 18218750, 36437500, 72875000]

約数ペア:

[(1, 72875000), (2, 36437500), (4, 18218750), (5, 14575000), (8, 9109375), (10, 7287500), (11, 6625000), (20, 3643750), (22, 3312500), (25, 2915000), (40, 1821875), (44, 1656250), (50, 1457500), (53, 1375000), (55, 1325000), (88, 828125), (100, 728750), (106, 687500), (110, 662500), (125, 583000), (200, 364375), (212, 343750), (220, 331250), (250, 291500), (265, 275000), (275, 265000), (424, 171875), (440, 165625), (500, 145750), (530, 137500), (550, 132500), (583, 125000), (625, 116600), (1000, 72875), (1060, 68750), (1100, 66250), (1166, 62500), (1250, 58300), (1325, 55000), (1375, 53000), (2120, 34375), (2200, 33125), (2332, 31250), (2500, 29150), (2650, 27500), (2750, 26500), (2915, 25000), (3125, 23320), (4664, 15625), (5000, 14575), (5300, 13750), (5500, 13250), (5830, 12500), (6250, 11660), (6625, 11000), (6875, 10600)]