15913100

素因数分解:

$2^2\times 5^2\times 7^1\times {\mathrm{127}}^1\times {\mathrm{179}}^1$

素因数の和:327

約数の個数: 72

約数和(自身を含む): 39997440

約数和(自身を除く): 24084340

約数列:

[1, 2, 4, 5, 7, 10, 14, 20, 25, 28, 35, 50, 70, 100, 127, 140, 175, 179, 254, 350, 358, 508, 635, 700, 716, 889, 895, 1253, 1270, 1778, 1790, 2506, 2540, 3175, 3556, 3580, 4445, 4475, 5012, 6265, 6350, 8890, 8950, 12530, 12700, 17780, 17900, 22225, 22733, 25060, 31325, 44450, 45466, 62650, 88900, 90932, 113665, 125300, 159131, 227330, 318262, 454660, 568325, 636524, 795655, 1136650, 1591310, 2273300, 3182620, 3978275, 7956550, 15913100]

約数ペア:

[(1, 15913100), (2, 7956550), (4, 3978275), (5, 3182620), (7, 2273300), (10, 1591310), (14, 1136650), (20, 795655), (25, 636524), (28, 568325), (35, 454660), (50, 318262), (70, 227330), (100, 159131), (127, 125300), (140, 113665), (175, 90932), (179, 88900), (254, 62650), (350, 45466), (358, 44450), (508, 31325), (635, 25060), (700, 22733), (716, 22225), (889, 17900), (895, 17780), (1253, 12700), (1270, 12530), (1778, 8950), (1790, 8890), (2506, 6350), (2540, 6265), (3175, 5012), (3556, 4475), (3580, 4445)]