238725025

素因数分解:

$5^2\times 7^1\times {\mathrm{11}}^1\times {\mathrm{19}}^1\times {\mathrm{61}}^1\times {\mathrm{107}}^1$

素因数の和:215

約数の個数: 96

約数和(自身を含む): 398545920

約数和(自身を除く): 159820895

約数列:

[1, 5, 7, 11, 19, 25, 35, 55, 61, 77, 95, 107, 133, 175, 209, 275, 305, 385, 427, 475, 535, 665, 671, 749, 1045, 1159, 1177, 1463, 1525, 1925, 2033, 2135, 2675, 3325, 3355, 3745, 4697, 5225, 5795, 5885, 6527, 7315, 8113, 8239, 10165, 10675, 12749, 14231, 16775, 18725, 22363, 23485, 28975, 29425, 32635, 36575, 40565, 41195, 45689, 50825, 63745, 71155, 71797, 89243, 111815, 117425, 124013, 156541, 163175, 202825, 205975, 228445, 318725, 355775, 358985, 446215, 502579, 559075, 620065, 782705, 868091, 1142225, 1364143, 1794925, 2231075, 2512895, 3100325, 3913525, 4340455, 6820715, 9549001, 12564475, 21702275, 34103575, 47745005, 238725025]

約数ペア:

[(1, 238725025), (5, 47745005), (7, 34103575), (11, 21702275), (19, 12564475), (25, 9549001), (35, 6820715), (55, 4340455), (61, 3913525), (77, 3100325), (95, 2512895), (107, 2231075), (133, 1794925), (175, 1364143), (209, 1142225), (275, 868091), (305, 782705), (385, 620065), (427, 559075), (475, 502579), (535, 446215), (665, 358985), (671, 355775), (749, 318725), (1045, 228445), (1159, 205975), (1177, 202825), (1463, 163175), (1525, 156541), (1925, 124013), (2033, 117425), (2135, 111815), (2675, 89243), (3325, 71797), (3355, 71155), (3745, 63745), (4697, 50825), (5225, 45689), (5795, 41195), (5885, 40565), (6527, 36575), (7315, 32635), (8113, 29425), (8239, 28975), (10165, 23485), (10675, 22363), (12749, 18725), (14231, 16775)]