127920005600

素因数分解:

$2^5\times 5^2\times {\mathrm{829}}^1\times {\mathrm{192883}}^1$

素因数の和:193732

約数の個数: 72

約数和(自身を含む): 312663035160

約数和(自身を除く): 184743029560

約数列:

[1, 2, 4, 5, 8, 10, 16, 20, 25, 32, 40, 50, 80, 100, 160, 200, 400, 800, 829, 1658, 3316, 4145, 6632, 8290, 13264, 16580, 20725, 26528, 33160, 41450, 66320, 82900, 132640, 165800, 192883, 331600, 385766, 663200, 771532, 964415, 1543064, 1928830, 3086128, 3857660, 4822075, 6172256, 7715320, 9644150, 15430640, 19288300, 30861280, 38576600, 77153200, 154306400, 159900007, 319800014, 639600028, 799500035, 1279200056, 1599000070, 2558400112, 3198000140, 3997500175, 5116800224, 6396000280, 7995000350, 12792000560, 15990000700, 25584001120, 31980001400, 63960002800, 127920005600]

約数ペア:

[(1, 127920005600), (2, 63960002800), (4, 31980001400), (5, 25584001120), (8, 15990000700), (10, 12792000560), (16, 7995000350), (20, 6396000280), (25, 5116800224), (32, 3997500175), (40, 3198000140), (50, 2558400112), (80, 1599000070), (100, 1279200056), (160, 799500035), (200, 639600028), (400, 319800014), (800, 159900007), (829, 154306400), (1658, 77153200), (3316, 38576600), (4145, 30861280), (6632, 19288300), (8290, 15430640), (13264, 9644150), (16580, 7715320), (20725, 6172256), (26528, 4822075), (33160, 3857660), (41450, 3086128), (66320, 1928830), (82900, 1543064), (132640, 964415), (165800, 771532), (192883, 663200), (331600, 385766)]