25155280240

素因数分解:

$2^4\times 5^1\times {\mathrm{73}}^1\times {\mathrm{131}}^2\times {\mathrm{251}}^1$

素因数の和:599

約数の個数: 120

約数和(自身を含む): 59981254704

約数和(自身を除く): 34825974464

約数列:

[1, 2, 4, 5, 8, 10, 16, 20, 40, 73, 80, 131, 146, 251, 262, 292, 365, 502, 524, 584, 655, 730, 1004, 1048, 1168, 1255, 1310, 1460, 2008, 2096, 2510, 2620, 2920, 4016, 5020, 5240, 5840, 9563, 10040, 10480, 17161, 18323, 19126, 20080, 32881, 34322, 36646, 38252, 47815, 65762, 68644, 73292, 76504, 85805, 91615, 95630, 131524, 137288, 146584, 153008, 164405, 171610, 183230, 191260, 263048, 274576, 293168, 328810, 343220, 366460, 382520, 526096, 657620, 686440, 732920, 765040, 1252753, 1315240, 1372880, 1465840, 2400313, 2505506, 2630480, 4307411, 4800626, 5011012, 6263765, 8614822, 9601252, 10022024, 12001565, 12527530, 17229644, 19202504, 20044048, 21537055, 24003130, 25055060, 34459288, 38405008, 43074110, 48006260, 50110120, 68918576, 86148220, 96012520, 100220240, 172296440, 192025040, 314441003, 344592880, 628882006, 1257764012, 1572205015, 2515528024, 3144410030, 5031056048, 6288820060, 12577640120, 25155280240]

約数ペア:

[(1, 25155280240), (2, 12577640120), (4, 6288820060), (5, 5031056048), (8, 3144410030), (10, 2515528024), (16, 1572205015), (20, 1257764012), (40, 628882006), (73, 344592880), (80, 314441003), (131, 192025040), (146, 172296440), (251, 100220240), (262, 96012520), (292, 86148220), (365, 68918576), (502, 50110120), (524, 48006260), (584, 43074110), (655, 38405008), (730, 34459288), (1004, 25055060), (1048, 24003130), (1168, 21537055), (1255, 20044048), (1310, 19202504), (1460, 17229644), (2008, 12527530), (2096, 12001565), (2510, 10022024), (2620, 9601252), (2920, 8614822), (4016, 6263765), (5020, 5011012), (5240, 4800626), (5840, 4307411), (9563, 2630480), (10040, 2505506), (10480, 2400313), (17161, 1465840), (18323, 1372880), (19126, 1315240), (20080, 1252753), (32881, 765040), (34322, 732920), (36646, 686440), (38252, 657620), (47815, 526096), (65762, 382520), (68644, 366460), (73292, 343220), (76504, 328810), (85805, 293168), (91615, 274576), (95630, 263048), (131524, 191260), (137288, 183230), (146584, 171610), (153008, 164405)]