65728600

素因数分解:

$2^3\times 5^2\times 7^2\times {\mathrm{19}}^1\times {\mathrm{353}}^1$

素因数の和:402

約数の個数: 144

約数和(自身を含む): 187655400

約数和(自身を除く): 121926800

約数列:

[1, 2, 4, 5, 7, 8, 10, 14, 19, 20, 25, 28, 35, 38, 40, 49, 50, 56, 70, 76, 95, 98, 100, 133, 140, 152, 175, 190, 196, 200, 245, 266, 280, 350, 353, 380, 392, 475, 490, 532, 665, 700, 706, 760, 931, 950, 980, 1064, 1225, 1330, 1400, 1412, 1765, 1862, 1900, 1960, 2450, 2471, 2660, 2824, 3325, 3530, 3724, 3800, 4655, 4900, 4942, 5320, 6650, 6707, 7060, 7448, 8825, 9310, 9800, 9884, 12355, 13300, 13414, 14120, 17297, 17650, 18620, 19768, 23275, 24710, 26600, 26828, 33535, 34594, 35300, 37240, 46550, 46949, 49420, 53656, 61775, 67070, 69188, 70600, 86485, 93100, 93898, 98840, 123550, 134140, 138376, 167675, 172970, 186200, 187796, 234745, 247100, 268280, 328643, 335350, 345940, 375592, 432425, 469490, 494200, 657286, 670700, 691880, 864850, 938980, 1173725, 1314572, 1341400, 1643215, 1729700, 1877960, 2347450, 2629144, 3286430, 3459400, 4694900, 6572860, 8216075, 9389800, 13145720, 16432150, 32864300, 65728600]

約数ペア:

[(1, 65728600), (2, 32864300), (4, 16432150), (5, 13145720), (7, 9389800), (8, 8216075), (10, 6572860), (14, 4694900), (19, 3459400), (20, 3286430), (25, 2629144), (28, 2347450), (35, 1877960), (38, 1729700), (40, 1643215), (49, 1341400), (50, 1314572), (56, 1173725), (70, 938980), (76, 864850), (95, 691880), (98, 670700), (100, 657286), (133, 494200), (140, 469490), (152, 432425), (175, 375592), (190, 345940), (196, 335350), (200, 328643), (245, 268280), (266, 247100), (280, 234745), (350, 187796), (353, 186200), (380, 172970), (392, 167675), (475, 138376), (490, 134140), (532, 123550), (665, 98840), (700, 93898), (706, 93100), (760, 86485), (931, 70600), (950, 69188), (980, 67070), (1064, 61775), (1225, 53656), (1330, 49420), (1400, 46949), (1412, 46550), (1765, 37240), (1862, 35300), (1900, 34594), (1960, 33535), (2450, 26828), (2471, 26600), (2660, 24710), (2824, 23275), (3325, 19768), (3530, 18620), (3724, 17650), (3800, 17297), (4655, 14120), (4900, 13414), (4942, 13300), (5320, 12355), (6650, 9884), (6707, 9800), (7060, 9310), (7448, 8825)]