221450500

素因数分解:

$2^2\times 5^3\times {\mathrm{17}}^1\times {\mathrm{26053}}^1$

素因数の和:26089

約数の個数: 48

約数和(自身を含む): 512117424

約数和(自身を除く): 290666924

約数列:

[1, 2, 4, 5, 10, 17, 20, 25, 34, 50, 68, 85, 100, 125, 170, 250, 340, 425, 500, 850, 1700, 2125, 4250, 8500, 26053, 52106, 104212, 130265, 260530, 442901, 521060, 651325, 885802, 1302650, 1771604, 2214505, 2605300, 3256625, 4429010, 6513250, 8858020, 11072525, 13026500, 22145050, 44290100, 55362625, 110725250, 221450500]

約数ペア:

[(1, 221450500), (2, 110725250), (4, 55362625), (5, 44290100), (10, 22145050), (17, 13026500), (20, 11072525), (25, 8858020), (34, 6513250), (50, 4429010), (68, 3256625), (85, 2605300), (100, 2214505), (125, 1771604), (170, 1302650), (250, 885802), (340, 651325), (425, 521060), (500, 442901), (850, 260530), (1700, 130265), (2125, 104212), (4250, 52106), (8500, 26053)]