73877120

素因数分解:

$2^7\times 5^1\times {\mathrm{89}}^1\times {\mathrm{1297}}^1$

素因数の和:1405

約数の個数: 64

約数和(自身を含む): 178734600

約数和(自身を除く): 104857480

約数列:

[1, 2, 4, 5, 8, 10, 16, 20, 32, 40, 64, 80, 89, 128, 160, 178, 320, 356, 445, 640, 712, 890, 1297, 1424, 1780, 2594, 2848, 3560, 5188, 5696, 6485, 7120, 10376, 11392, 12970, 14240, 20752, 25940, 28480, 41504, 51880, 56960, 83008, 103760, 115433, 166016, 207520, 230866, 415040, 461732, 577165, 830080, 923464, 1154330, 1846928, 2308660, 3693856, 4617320, 7387712, 9234640, 14775424, 18469280, 36938560, 73877120]

約数ペア:

[(1, 73877120), (2, 36938560), (4, 18469280), (5, 14775424), (8, 9234640), (10, 7387712), (16, 4617320), (20, 3693856), (32, 2308660), (40, 1846928), (64, 1154330), (80, 923464), (89, 830080), (128, 577165), (160, 461732), (178, 415040), (320, 230866), (356, 207520), (445, 166016), (640, 115433), (712, 103760), (890, 83008), (1297, 56960), (1424, 51880), (1780, 41504), (2594, 28480), (2848, 25940), (3560, 20752), (5188, 14240), (5696, 12970), (6485, 11392), (7120, 10376)]