82720560

素因数分解:

$2^4\times 3^1\times 5^1\times {\mathrm{13}}^1\times {\mathrm{26513}}^1$

素因数の和:26542

約数の個数: 80

約数和(自身を含む): 276169824

約数和(自身を除く): 193449264

約数列:

[1, 2, 3, 4, 5, 6, 8, 10, 12, 13, 15, 16, 20, 24, 26, 30, 39, 40, 48, 52, 60, 65, 78, 80, 104, 120, 130, 156, 195, 208, 240, 260, 312, 390, 520, 624, 780, 1040, 1560, 3120, 26513, 53026, 79539, 106052, 132565, 159078, 212104, 265130, 318156, 344669, 397695, 424208, 530260, 636312, 689338, 795390, 1034007, 1060520, 1272624, 1378676, 1590780, 1723345, 2068014, 2121040, 2757352, 3181560, 3446690, 4136028, 5170035, 5514704, 6363120, 6893380, 8272056, 10340070, 13786760, 16544112, 20680140, 27573520, 41360280, 82720560]

約数ペア:

[(1, 82720560), (2, 41360280), (3, 27573520), (4, 20680140), (5, 16544112), (6, 13786760), (8, 10340070), (10, 8272056), (12, 6893380), (13, 6363120), (15, 5514704), (16, 5170035), (20, 4136028), (24, 3446690), (26, 3181560), (30, 2757352), (39, 2121040), (40, 2068014), (48, 1723345), (52, 1590780), (60, 1378676), (65, 1272624), (78, 1060520), (80, 1034007), (104, 795390), (120, 689338), (130, 636312), (156, 530260), (195, 424208), (208, 397695), (240, 344669), (260, 318156), (312, 265130), (390, 212104), (520, 159078), (624, 132565), (780, 106052), (1040, 79539), (1560, 53026), (3120, 26513)]