201473545

素因数分解:

$5^1\times 7^2\times {\mathrm{13}}^1\times {\mathrm{17}}^1\times {\mathrm{61}}^2$

素因数の和:171

約数の個数: 72

約数和(自身を含む): 326034072

約数和(自身を除く): 124560527

約数列:

[1, 5, 7, 13, 17, 35, 49, 61, 65, 85, 91, 119, 221, 245, 305, 427, 455, 595, 637, 793, 833, 1037, 1105, 1547, 2135, 2989, 3185, 3721, 3965, 4165, 5185, 5551, 7259, 7735, 10829, 13481, 14945, 18605, 26047, 27755, 36295, 38857, 48373, 50813, 54145, 63257, 67405, 94367, 130235, 182329, 194285, 241865, 254065, 316285, 338611, 442799, 471835, 660569, 822341, 911645, 1693055, 2213995, 2370277, 3099593, 3302845, 4111705, 5756387, 11851385, 15497965, 28781935, 40294709, 201473545]

約数ペア:

[(1, 201473545), (5, 40294709), (7, 28781935), (13, 15497965), (17, 11851385), (35, 5756387), (49, 4111705), (61, 3302845), (65, 3099593), (85, 2370277), (91, 2213995), (119, 1693055), (221, 911645), (245, 822341), (305, 660569), (427, 471835), (455, 442799), (595, 338611), (637, 316285), (793, 254065), (833, 241865), (1037, 194285), (1105, 182329), (1547, 130235), (2135, 94367), (2989, 67405), (3185, 63257), (3721, 54145), (3965, 50813), (4165, 48373), (5185, 38857), (5551, 36295), (7259, 27755), (7735, 26047), (10829, 18605), (13481, 14945)]