30945100

素因数分解:

$2^2\times 5^2\times {\mathrm{17}}^1\times {\mathrm{109}}^1\times {\mathrm{167}}^1$

素因数の和:307

約数の個数: 72

約数和(自身を含む): 72182880

約数和(自身を除く): 41237780

約数列:

[1, 2, 4, 5, 10, 17, 20, 25, 34, 50, 68, 85, 100, 109, 167, 170, 218, 334, 340, 425, 436, 545, 668, 835, 850, 1090, 1670, 1700, 1853, 2180, 2725, 2839, 3340, 3706, 4175, 5450, 5678, 7412, 8350, 9265, 10900, 11356, 14195, 16700, 18203, 18530, 28390, 36406, 37060, 46325, 56780, 70975, 72812, 91015, 92650, 141950, 182030, 185300, 283900, 309451, 364060, 455075, 618902, 910150, 1237804, 1547255, 1820300, 3094510, 6189020, 7736275, 15472550, 30945100]

約数ペア:

[(1, 30945100), (2, 15472550), (4, 7736275), (5, 6189020), (10, 3094510), (17, 1820300), (20, 1547255), (25, 1237804), (34, 910150), (50, 618902), (68, 455075), (85, 364060), (100, 309451), (109, 283900), (167, 185300), (170, 182030), (218, 141950), (334, 92650), (340, 91015), (425, 72812), (436, 70975), (545, 56780), (668, 46325), (835, 37060), (850, 36406), (1090, 28390), (1670, 18530), (1700, 18203), (1853, 16700), (2180, 14195), (2725, 11356), (2839, 10900), (3340, 9265), (3706, 8350), (4175, 7412), (5450, 5678)]