2149762400

素因数分解:

$2^5\times 5^2\times {\mathrm{73}}^1\times {\mathrm{131}}^1\times {\mathrm{281}}^1$

素因数の和:505

約数の個数: 144

約数和(自身を含む): 5379686928

約数和(自身を除く): 3229924528

約数列:

[1, 2, 4, 5, 8, 10, 16, 20, 25, 32, 40, 50, 73, 80, 100, 131, 146, 160, 200, 262, 281, 292, 365, 400, 524, 562, 584, 655, 730, 800, 1048, 1124, 1168, 1310, 1405, 1460, 1825, 2096, 2248, 2336, 2620, 2810, 2920, 3275, 3650, 4192, 4496, 5240, 5620, 5840, 6550, 7025, 7300, 8992, 9563, 10480, 11240, 11680, 13100, 14050, 14600, 19126, 20513, 20960, 22480, 26200, 28100, 29200, 36811, 38252, 41026, 44960, 47815, 52400, 56200, 58400, 73622, 76504, 82052, 95630, 102565, 104800, 112400, 147244, 153008, 164104, 184055, 191260, 205130, 224800, 239075, 294488, 306016, 328208, 368110, 382520, 410260, 478150, 512825, 588976, 656416, 736220, 765040, 820520, 920275, 956300, 1025650, 1177952, 1472440, 1530080, 1641040, 1840550, 1912600, 2051300, 2687203, 2944880, 3282080, 3681100, 3825200, 4102600, 5374406, 5889760, 7362200, 7650400, 8205200, 10748812, 13436015, 14724400, 16410400, 21497624, 26872030, 29448800, 42995248, 53744060, 67180075, 85990496, 107488120, 134360150, 214976240, 268720300, 429952480, 537440600, 1074881200, 2149762400]

約数ペア:

[(1, 2149762400), (2, 1074881200), (4, 537440600), (5, 429952480), (8, 268720300), (10, 214976240), (16, 134360150), (20, 107488120), (25, 85990496), (32, 67180075), (40, 53744060), (50, 42995248), (73, 29448800), (80, 26872030), (100, 21497624), (131, 16410400), (146, 14724400), (160, 13436015), (200, 10748812), (262, 8205200), (281, 7650400), (292, 7362200), (365, 5889760), (400, 5374406), (524, 4102600), (562, 3825200), (584, 3681100), (655, 3282080), (730, 2944880), (800, 2687203), (1048, 2051300), (1124, 1912600), (1168, 1840550), (1310, 1641040), (1405, 1530080), (1460, 1472440), (1825, 1177952), (2096, 1025650), (2248, 956300), (2336, 920275), (2620, 820520), (2810, 765040), (2920, 736220), (3275, 656416), (3650, 588976), (4192, 512825), (4496, 478150), (5240, 410260), (5620, 382520), (5840, 368110), (6550, 328208), (7025, 306016), (7300, 294488), (8992, 239075), (9563, 224800), (10480, 205130), (11240, 191260), (11680, 184055), (13100, 164104), (14050, 153008), (14600, 147244), (19126, 112400), (20513, 104800), (20960, 102565), (22480, 95630), (26200, 82052), (28100, 76504), (29200, 73622), (36811, 58400), (38252, 56200), (41026, 52400), (44960, 47815)]