202947745

素因数分解:

$5^1\times 7^1\times {\mathrm{11}}^1\times {\mathrm{13}}^1\times {\mathrm{23}}^1\times {\mathrm{41}}^1\times {\mathrm{43}}^1$

素因数の和:143

約数の個数: 128

約数和(自身を含む): 357654528

約数和(自身を除く): 154706783

約数列:

[1, 5, 7, 11, 13, 23, 35, 41, 43, 55, 65, 77, 91, 115, 143, 161, 205, 215, 253, 287, 299, 301, 385, 451, 455, 473, 533, 559, 715, 805, 943, 989, 1001, 1265, 1435, 1495, 1505, 1763, 1771, 2093, 2255, 2365, 2665, 2795, 3157, 3289, 3311, 3731, 3913, 4715, 4945, 5005, 5863, 6149, 6601, 6923, 8815, 8855, 10373, 10465, 10879, 12259, 12341, 12857, 15785, 16445, 16555, 18655, 19393, 19565, 22919, 23023, 29315, 30745, 33005, 34615, 40549, 41041, 43043, 51865, 54395, 61295, 61705, 64285, 72611, 76153, 85813, 89999, 96965, 114595, 115115, 134849, 135751, 141427, 160433, 202745, 205205, 215215, 252109, 283843, 363055, 380765, 429065, 446039, 449995, 527137, 674245, 678755, 707135, 802165, 943943, 989989, 1260545, 1419215, 1764763, 2230195, 2635685, 3122273, 3689959, 4719715, 4949945, 5798507, 8823815, 15611365, 18449795, 28992535, 40589549, 202947745]

約数ペア:

[(1, 202947745), (5, 40589549), (7, 28992535), (11, 18449795), (13, 15611365), (23, 8823815), (35, 5798507), (41, 4949945), (43, 4719715), (55, 3689959), (65, 3122273), (77, 2635685), (91, 2230195), (115, 1764763), (143, 1419215), (161, 1260545), (205, 989989), (215, 943943), (253, 802165), (287, 707135), (299, 678755), (301, 674245), (385, 527137), (451, 449995), (455, 446039), (473, 429065), (533, 380765), (559, 363055), (715, 283843), (805, 252109), (943, 215215), (989, 205205), (1001, 202745), (1265, 160433), (1435, 141427), (1495, 135751), (1505, 134849), (1763, 115115), (1771, 114595), (2093, 96965), (2255, 89999), (2365, 85813), (2665, 76153), (2795, 72611), (3157, 64285), (3289, 61705), (3311, 61295), (3731, 54395), (3913, 51865), (4715, 43043), (4945, 41041), (5005, 40549), (5863, 34615), (6149, 33005), (6601, 30745), (6923, 29315), (8815, 23023), (8855, 22919), (10373, 19565), (10465, 19393), (10879, 18655), (12259, 16555), (12341, 16445), (12857, 15785)]