68005600

素因数分解:

$2^5\times 5^2\times {\mathrm{13}}^2\times {\mathrm{503}}^1$

素因数の和:549

約数の個数: 108

約数和(自身を含む): 180129096

約数和(自身を除く): 112123496

約数列:

[1, 2, 4, 5, 8, 10, 13, 16, 20, 25, 26, 32, 40, 50, 52, 65, 80, 100, 104, 130, 160, 169, 200, 208, 260, 325, 338, 400, 416, 503, 520, 650, 676, 800, 845, 1006, 1040, 1300, 1352, 1690, 2012, 2080, 2515, 2600, 2704, 3380, 4024, 4225, 5030, 5200, 5408, 6539, 6760, 8048, 8450, 10060, 10400, 12575, 13078, 13520, 16096, 16900, 20120, 25150, 26156, 27040, 32695, 33800, 40240, 50300, 52312, 65390, 67600, 80480, 85007, 100600, 104624, 130780, 135200, 163475, 170014, 201200, 209248, 261560, 326950, 340028, 402400, 425035, 523120, 653900, 680056, 850070, 1046240, 1307800, 1360112, 1700140, 2125175, 2615600, 2720224, 3400280, 4250350, 5231200, 6800560, 8500700, 13601120, 17001400, 34002800, 68005600]

約数ペア:

[(1, 68005600), (2, 34002800), (4, 17001400), (5, 13601120), (8, 8500700), (10, 6800560), (13, 5231200), (16, 4250350), (20, 3400280), (25, 2720224), (26, 2615600), (32, 2125175), (40, 1700140), (50, 1360112), (52, 1307800), (65, 1046240), (80, 850070), (100, 680056), (104, 653900), (130, 523120), (160, 425035), (169, 402400), (200, 340028), (208, 326950), (260, 261560), (325, 209248), (338, 201200), (400, 170014), (416, 163475), (503, 135200), (520, 130780), (650, 104624), (676, 100600), (800, 85007), (845, 80480), (1006, 67600), (1040, 65390), (1300, 52312), (1352, 50300), (1690, 40240), (2012, 33800), (2080, 32695), (2515, 27040), (2600, 26156), (2704, 25150), (3380, 20120), (4024, 16900), (4225, 16096), (5030, 13520), (5200, 13078), (5408, 12575), (6539, 10400), (6760, 10060), (8048, 8450)]