2649272900

素因数分解:

$2^2\times 5^2\times {\mathrm{79}}^1\times {\mathrm{443}}^1\times {\mathrm{757}}^1$

素因数の和:1293

約数の個数: 72

約数和(自身を含む): 5842542720

約数和(自身を除く): 3193269820

約数列:

[1, 2, 4, 5, 10, 20, 25, 50, 79, 100, 158, 316, 395, 443, 757, 790, 886, 1514, 1580, 1772, 1975, 2215, 3028, 3785, 3950, 4430, 7570, 7900, 8860, 11075, 15140, 18925, 22150, 34997, 37850, 44300, 59803, 69994, 75700, 119606, 139988, 174985, 239212, 299015, 335351, 349970, 598030, 670702, 699940, 874925, 1196060, 1341404, 1495075, 1676755, 1749850, 2990150, 3353510, 3499700, 5980300, 6707020, 8383775, 16767550, 26492729, 33535100, 52985458, 105970916, 132463645, 264927290, 529854580, 662318225, 1324636450, 2649272900]

約数ペア:

[(1, 2649272900), (2, 1324636450), (4, 662318225), (5, 529854580), (10, 264927290), (20, 132463645), (25, 105970916), (50, 52985458), (79, 33535100), (100, 26492729), (158, 16767550), (316, 8383775), (395, 6707020), (443, 5980300), (757, 3499700), (790, 3353510), (886, 2990150), (1514, 1749850), (1580, 1676755), (1772, 1495075), (1975, 1341404), (2215, 1196060), (3028, 874925), (3785, 699940), (3950, 670702), (4430, 598030), (7570, 349970), (7900, 335351), (8860, 299015), (11075, 239212), (15140, 174985), (18925, 139988), (22150, 119606), (34997, 75700), (37850, 69994), (44300, 59803)]