381569762440

素因数分解:

$2^3\times 5^1\times {\mathrm{53}}^1\times {\mathrm{101}}^1\times {\mathrm{653}}^1\times {\mathrm{2729}}^1$

素因数の和:3547

約数の個数: 128

約数和(自身を含む): 885068402400

約数和(自身を除く): 503498639960

約数列:

[1, 2, 4, 5, 8, 10, 20, 40, 53, 101, 106, 202, 212, 265, 404, 424, 505, 530, 653, 808, 1010, 1060, 1306, 2020, 2120, 2612, 2729, 3265, 4040, 5224, 5353, 5458, 6530, 10706, 10916, 13060, 13645, 21412, 21832, 26120, 26765, 27290, 34609, 42824, 53530, 54580, 65953, 69218, 107060, 109160, 131906, 138436, 144637, 173045, 214120, 263812, 275629, 276872, 289274, 329765, 346090, 527624, 551258, 578548, 659530, 692180, 723185, 1102516, 1157096, 1319060, 1378145, 1384360, 1446370, 1782037, 2205032, 2638120, 2756290, 2892740, 3495509, 3564074, 5512580, 5785480, 6991018, 7128148, 8910185, 11025160, 13982036, 14256296, 14608337, 17477545, 17820370, 27964072, 29216674, 34955090, 35640740, 58433348, 69910180, 71281480, 73041685, 94447961, 116866696, 139820360, 146083370, 179985737, 188895922, 292166740, 359971474, 377791844, 472239805, 584333480, 719942948, 755583688, 899928685, 944479610, 1439885896, 1799857370, 1888959220, 3599714740, 3777918440, 7199429480, 9539244061, 19078488122, 38156976244, 47696220305, 76313952488, 95392440610, 190784881220, 381569762440]

約数ペア:

[(1, 381569762440), (2, 190784881220), (4, 95392440610), (5, 76313952488), (8, 47696220305), (10, 38156976244), (20, 19078488122), (40, 9539244061), (53, 7199429480), (101, 3777918440), (106, 3599714740), (202, 1888959220), (212, 1799857370), (265, 1439885896), (404, 944479610), (424, 899928685), (505, 755583688), (530, 719942948), (653, 584333480), (808, 472239805), (1010, 377791844), (1060, 359971474), (1306, 292166740), (2020, 188895922), (2120, 179985737), (2612, 146083370), (2729, 139820360), (3265, 116866696), (4040, 94447961), (5224, 73041685), (5353, 71281480), (5458, 69910180), (6530, 58433348), (10706, 35640740), (10916, 34955090), (13060, 29216674), (13645, 27964072), (21412, 17820370), (21832, 17477545), (26120, 14608337), (26765, 14256296), (27290, 13982036), (34609, 11025160), (42824, 8910185), (53530, 7128148), (54580, 6991018), (65953, 5785480), (69218, 5512580), (107060, 3564074), (109160, 3495509), (131906, 2892740), (138436, 2756290), (144637, 2638120), (173045, 2205032), (214120, 1782037), (263812, 1446370), (275629, 1384360), (276872, 1378145), (289274, 1319060), (329765, 1157096), (346090, 1102516), (527624, 723185), (551258, 692180), (578548, 659530)]