5571400

素因数分解:

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

素因数の和:418

約数の個数: 48

約数和(自身を含む): 13140900

約数和(自身を除く): 7569500

約数列:

[1, 2, 4, 5, 8, 10, 20, 25, 40, 50, 89, 100, 178, 200, 313, 356, 445, 626, 712, 890, 1252, 1565, 1780, 2225, 2504, 3130, 3560, 4450, 6260, 7825, 8900, 12520, 15650, 17800, 27857, 31300, 55714, 62600, 111428, 139285, 222856, 278570, 557140, 696425, 1114280, 1392850, 2785700, 5571400]

約数ペア:

[(1, 5571400), (2, 2785700), (4, 1392850), (5, 1114280), (8, 696425), (10, 557140), (20, 278570), (25, 222856), (40, 139285), (50, 111428), (89, 62600), (100, 55714), (178, 31300), (200, 27857), (313, 17800), (356, 15650), (445, 12520), (626, 8900), (712, 7825), (890, 6260), (1252, 4450), (1565, 3560), (1780, 3130), (2225, 2504)]