127542400

素因数分解:

$2^7\times 5^2\times {\mathrm{39857}}^1$

素因数の和:39881

約数の個数: 48

約数和(自身を含む): 315077490

約数和(自身を除く): 187535090

約数列:

[1, 2, 4, 5, 8, 10, 16, 20, 25, 32, 40, 50, 64, 80, 100, 128, 160, 200, 320, 400, 640, 800, 1600, 3200, 39857, 79714, 159428, 199285, 318856, 398570, 637712, 797140, 996425, 1275424, 1594280, 1992850, 2550848, 3188560, 3985700, 5101696, 6377120, 7971400, 12754240, 15942800, 25508480, 31885600, 63771200, 127542400]

約数ペア:

[(1, 127542400), (2, 63771200), (4, 31885600), (5, 25508480), (8, 15942800), (10, 12754240), (16, 7971400), (20, 6377120), (25, 5101696), (32, 3985700), (40, 3188560), (50, 2550848), (64, 1992850), (80, 1594280), (100, 1275424), (128, 996425), (160, 797140), (200, 637712), (320, 398570), (400, 318856), (640, 199285), (800, 159428), (1600, 79714), (3200, 39857)]