890293700

素因数分解:

$2^2\times 5^2\times {\mathrm{89}}^1\times {\mathrm{167}}^1\times {\mathrm{599}}^1$

素因数の和:869

約数の個数: 72

約数和(自身を含む): 1968624000

約数和(自身を除く): 1078330300

約数列:

[1, 2, 4, 5, 10, 20, 25, 50, 89, 100, 167, 178, 334, 356, 445, 599, 668, 835, 890, 1198, 1670, 1780, 2225, 2396, 2995, 3340, 4175, 4450, 5990, 8350, 8900, 11980, 14863, 14975, 16700, 29726, 29950, 53311, 59452, 59900, 74315, 100033, 106622, 148630, 200066, 213244, 266555, 297260, 371575, 400132, 500165, 533110, 743150, 1000330, 1066220, 1332775, 1486300, 2000660, 2500825, 2665550, 5001650, 5331100, 8902937, 10003300, 17805874, 35611748, 44514685, 89029370, 178058740, 222573425, 445146850, 890293700]

約数ペア:

[(1, 890293700), (2, 445146850), (4, 222573425), (5, 178058740), (10, 89029370), (20, 44514685), (25, 35611748), (50, 17805874), (89, 10003300), (100, 8902937), (167, 5331100), (178, 5001650), (334, 2665550), (356, 2500825), (445, 2000660), (599, 1486300), (668, 1332775), (835, 1066220), (890, 1000330), (1198, 743150), (1670, 533110), (1780, 500165), (2225, 400132), (2396, 371575), (2995, 297260), (3340, 266555), (4175, 213244), (4450, 200066), (5990, 148630), (8350, 106622), (8900, 100033), (11980, 74315), (14863, 59900), (14975, 59452), (16700, 53311), (29726, 29950)]