55714000

素因数分解:

$2^4\times 5^3\times {\mathrm{89}}^1\times {\mathrm{313}}^1$

素因数の和:425

約数の個数: 80

約数和(自身を含む): 136665360

約数和(自身を除く): 80951360

約数列:

[1, 2, 4, 5, 8, 10, 16, 20, 25, 40, 50, 80, 89, 100, 125, 178, 200, 250, 313, 356, 400, 445, 500, 626, 712, 890, 1000, 1252, 1424, 1565, 1780, 2000, 2225, 2504, 3130, 3560, 4450, 5008, 6260, 7120, 7825, 8900, 11125, 12520, 15650, 17800, 22250, 25040, 27857, 31300, 35600, 39125, 44500, 55714, 62600, 78250, 89000, 111428, 125200, 139285, 156500, 178000, 222856, 278570, 313000, 445712, 557140, 626000, 696425, 1114280, 1392850, 2228560, 2785700, 3482125, 5571400, 6964250, 11142800, 13928500, 27857000, 55714000]

約数ペア:

[(1, 55714000), (2, 27857000), (4, 13928500), (5, 11142800), (8, 6964250), (10, 5571400), (16, 3482125), (20, 2785700), (25, 2228560), (40, 1392850), (50, 1114280), (80, 696425), (89, 626000), (100, 557140), (125, 445712), (178, 313000), (200, 278570), (250, 222856), (313, 178000), (356, 156500), (400, 139285), (445, 125200), (500, 111428), (626, 89000), (712, 78250), (890, 62600), (1000, 55714), (1252, 44500), (1424, 39125), (1565, 35600), (1780, 31300), (2000, 27857), (2225, 25040), (2504, 22250), (3130, 17800), (3560, 15650), (4450, 12520), (5008, 11125), (6260, 8900), (7120, 7825)]