201991583248

素因数分解:

$2^4\times 7^1\times {\mathrm{13}}^1\times {\mathrm{499}}^1\times {\mathrm{278017}}^1$

素因数の和:278544

約数の個数: 80

約数和(自身を含む): 482639248000

約数和(自身を除く): 280647664752

約数列:

[1, 2, 4, 7, 8, 13, 14, 16, 26, 28, 52, 56, 91, 104, 112, 182, 208, 364, 499, 728, 998, 1456, 1996, 3493, 3992, 6487, 6986, 7984, 12974, 13972, 25948, 27944, 45409, 51896, 55888, 90818, 103792, 181636, 278017, 363272, 556034, 726544, 1112068, 1946119, 2224136, 3614221, 3892238, 4448272, 7228442, 7784476, 14456884, 15568952, 25299547, 28913768, 31137904, 50599094, 57827536, 101198188, 138730483, 202396376, 277460966, 404792752, 554921932, 971113381, 1109843864, 1803496279, 1942226762, 2219687728, 3606992558, 3884453524, 7213985116, 7768907048, 12624473953, 14427970232, 15537814096, 25248947906, 28855940464, 50497895812, 100995791624, 201991583248]

約数ペア:

[(1, 201991583248), (2, 100995791624), (4, 50497895812), (7, 28855940464), (8, 25248947906), (13, 15537814096), (14, 14427970232), (16, 12624473953), (26, 7768907048), (28, 7213985116), (52, 3884453524), (56, 3606992558), (91, 2219687728), (104, 1942226762), (112, 1803496279), (182, 1109843864), (208, 971113381), (364, 554921932), (499, 404792752), (728, 277460966), (998, 202396376), (1456, 138730483), (1996, 101198188), (3493, 57827536), (3992, 50599094), (6487, 31137904), (6986, 28913768), (7984, 25299547), (12974, 15568952), (13972, 14456884), (25948, 7784476), (27944, 7228442), (45409, 4448272), (51896, 3892238), (55888, 3614221), (90818, 2224136), (103792, 1946119), (181636, 1112068), (278017, 726544), (363272, 556034)]