71912000

素因数分解:

$2^6\times 5^3\times {\mathrm{89}}^1\times {\mathrm{101}}^1$

素因数の和:217

約数の個数: 112

約数和(自身を含む): 181874160

約数和(自身を除く): 109962160

約数列:

[1, 2, 4, 5, 8, 10, 16, 20, 25, 32, 40, 50, 64, 80, 89, 100, 101, 125, 160, 178, 200, 202, 250, 320, 356, 400, 404, 445, 500, 505, 712, 800, 808, 890, 1000, 1010, 1424, 1600, 1616, 1780, 2000, 2020, 2225, 2525, 2848, 3232, 3560, 4000, 4040, 4450, 5050, 5696, 6464, 7120, 8000, 8080, 8900, 8989, 10100, 11125, 12625, 14240, 16160, 17800, 17978, 20200, 22250, 25250, 28480, 32320, 35600, 35956, 40400, 44500, 44945, 50500, 71200, 71912, 80800, 89000, 89890, 101000, 142400, 143824, 161600, 178000, 179780, 202000, 224725, 287648, 356000, 359560, 404000, 449450, 575296, 712000, 719120, 808000, 898900, 1123625, 1438240, 1797800, 2247250, 2876480, 3595600, 4494500, 7191200, 8989000, 14382400, 17978000, 35956000, 71912000]

約数ペア:

[(1, 71912000), (2, 35956000), (4, 17978000), (5, 14382400), (8, 8989000), (10, 7191200), (16, 4494500), (20, 3595600), (25, 2876480), (32, 2247250), (40, 1797800), (50, 1438240), (64, 1123625), (80, 898900), (89, 808000), (100, 719120), (101, 712000), (125, 575296), (160, 449450), (178, 404000), (200, 359560), (202, 356000), (250, 287648), (320, 224725), (356, 202000), (400, 179780), (404, 178000), (445, 161600), (500, 143824), (505, 142400), (712, 101000), (800, 89890), (808, 89000), (890, 80800), (1000, 71912), (1010, 71200), (1424, 50500), (1600, 44945), (1616, 44500), (1780, 40400), (2000, 35956), (2020, 35600), (2225, 32320), (2525, 28480), (2848, 25250), (3232, 22250), (3560, 20200), (4000, 17978), (4040, 17800), (4450, 16160), (5050, 14240), (5696, 12625), (6464, 11125), (7120, 10100), (8000, 8989), (8080, 8900)]