13381150

素因数分解:

$2^1\times 5^2\times {\mathrm{31}}^1\times {\mathrm{89}}^1\times {\mathrm{97}}^1$

素因数の和:229

約数の個数: 48

約数和(自身を含む): 26248320

約数和(自身を除く): 12867170

約数列:

[1, 2, 5, 10, 25, 31, 50, 62, 89, 97, 155, 178, 194, 310, 445, 485, 775, 890, 970, 1550, 2225, 2425, 2759, 3007, 4450, 4850, 5518, 6014, 8633, 13795, 15035, 17266, 27590, 30070, 43165, 68975, 75175, 86330, 137950, 150350, 215825, 267623, 431650, 535246, 1338115, 2676230, 6690575, 13381150]

約数ペア:

[(1, 13381150), (2, 6690575), (5, 2676230), (10, 1338115), (25, 535246), (31, 431650), (50, 267623), (62, 215825), (89, 150350), (97, 137950), (155, 86330), (178, 75175), (194, 68975), (310, 43165), (445, 30070), (485, 27590), (775, 17266), (890, 15035), (970, 13795), (1550, 8633), (2225, 6014), (2425, 5518), (2759, 4850), (3007, 4450)]