897273520

素因数分解:

$2^4\times 5^1\times {\mathrm{11}}^1\times {\mathrm{13}}^1\times {\mathrm{41}}^1\times {\mathrm{1913}}^1$

素因数の和:1991

約数の個数: 160

約数和(自身を含む): 2511964224

約数和(自身を除く): 1614690704

約数列:

[1, 2, 4, 5, 8, 10, 11, 13, 16, 20, 22, 26, 40, 41, 44, 52, 55, 65, 80, 82, 88, 104, 110, 130, 143, 164, 176, 205, 208, 220, 260, 286, 328, 410, 440, 451, 520, 533, 572, 656, 715, 820, 880, 902, 1040, 1066, 1144, 1430, 1640, 1804, 1913, 2132, 2255, 2288, 2665, 2860, 3280, 3608, 3826, 4264, 4510, 5330, 5720, 5863, 7216, 7652, 8528, 9020, 9565, 10660, 11440, 11726, 15304, 18040, 19130, 21043, 21320, 23452, 24869, 29315, 30608, 36080, 38260, 42086, 42640, 46904, 49738, 58630, 76520, 78433, 84172, 93808, 99476, 105215, 117260, 124345, 153040, 156866, 168344, 198952, 210430, 234520, 248690, 273559, 313732, 336688, 392165, 397904, 420860, 469040, 497380, 547118, 627464, 784330, 841720, 862763, 994760, 1019629, 1094236, 1254928, 1367795, 1568660, 1683440, 1725526, 1989520, 2039258, 2188472, 2735590, 3137320, 3451052, 4078516, 4313815, 4376944, 5098145, 5471180, 6274640, 6902104, 8157032, 8627630, 10196290, 10942360, 11215919, 13804208, 16314064, 17255260, 20392580, 21884720, 22431838, 34510520, 40785160, 44863676, 56079595, 69021040, 81570320, 89727352, 112159190, 179454704, 224318380, 448636760, 897273520]

約数ペア:

[(1, 897273520), (2, 448636760), (4, 224318380), (5, 179454704), (8, 112159190), (10, 89727352), (11, 81570320), (13, 69021040), (16, 56079595), (20, 44863676), (22, 40785160), (26, 34510520), (40, 22431838), (41, 21884720), (44, 20392580), (52, 17255260), (55, 16314064), (65, 13804208), (80, 11215919), (82, 10942360), (88, 10196290), (104, 8627630), (110, 8157032), (130, 6902104), (143, 6274640), (164, 5471180), (176, 5098145), (205, 4376944), (208, 4313815), (220, 4078516), (260, 3451052), (286, 3137320), (328, 2735590), (410, 2188472), (440, 2039258), (451, 1989520), (520, 1725526), (533, 1683440), (572, 1568660), (656, 1367795), (715, 1254928), (820, 1094236), (880, 1019629), (902, 994760), (1040, 862763), (1066, 841720), (1144, 784330), (1430, 627464), (1640, 547118), (1804, 497380), (1913, 469040), (2132, 420860), (2255, 397904), (2288, 392165), (2665, 336688), (2860, 313732), (3280, 273559), (3608, 248690), (3826, 234520), (4264, 210430), (4510, 198952), (5330, 168344), (5720, 156866), (5863, 153040), (7216, 124345), (7652, 117260), (8528, 105215), (9020, 99476), (9565, 93808), (10660, 84172), (11440, 78433), (11726, 76520), (15304, 58630), (18040, 49738), (19130, 46904), (21043, 42640), (21320, 42086), (23452, 38260), (24869, 36080), (29315, 30608)]