128158400

素因数分解:

$2^6\times 5^2\times {\mathrm{173}}^1\times {\mathrm{463}}^1$

素因数の和:658

約数の個数: 84

約数和(自身を含む): 317857632

約数和(自身を除く): 189699232

約数列:

[1, 2, 4, 5, 8, 10, 16, 20, 25, 32, 40, 50, 64, 80, 100, 160, 173, 200, 320, 346, 400, 463, 692, 800, 865, 926, 1384, 1600, 1730, 1852, 2315, 2768, 3460, 3704, 4325, 4630, 5536, 6920, 7408, 8650, 9260, 11072, 11575, 13840, 14816, 17300, 18520, 23150, 27680, 29632, 34600, 37040, 46300, 55360, 69200, 74080, 80099, 92600, 138400, 148160, 160198, 185200, 276800, 320396, 370400, 400495, 640792, 740800, 800990, 1281584, 1601980, 2002475, 2563168, 3203960, 4004950, 5126336, 6407920, 8009900, 12815840, 16019800, 25631680, 32039600, 64079200, 128158400]

約数ペア:

[(1, 128158400), (2, 64079200), (4, 32039600), (5, 25631680), (8, 16019800), (10, 12815840), (16, 8009900), (20, 6407920), (25, 5126336), (32, 4004950), (40, 3203960), (50, 2563168), (64, 2002475), (80, 1601980), (100, 1281584), (160, 800990), (173, 740800), (200, 640792), (320, 400495), (346, 370400), (400, 320396), (463, 276800), (692, 185200), (800, 160198), (865, 148160), (926, 138400), (1384, 92600), (1600, 80099), (1730, 74080), (1852, 69200), (2315, 55360), (2768, 46300), (3460, 37040), (3704, 34600), (4325, 29632), (4630, 27680), (5536, 23150), (6920, 18520), (7408, 17300), (8650, 14816), (9260, 13840), (11072, 11575)]