53205320

素因数分解:

$2^3\times 5^1\times 7^1\times {\mathrm{19}}^1\times {\mathrm{73}}^1\times {\mathrm{137}}^1$

素因数の和:247

約数の個数: 128

約数和(自身を含む): 147052800

約数和(自身を除く): 93847480

約数列:

[1, 2, 4, 5, 7, 8, 10, 14, 19, 20, 28, 35, 38, 40, 56, 70, 73, 76, 95, 133, 137, 140, 146, 152, 190, 266, 274, 280, 292, 365, 380, 511, 532, 548, 584, 665, 685, 730, 760, 959, 1022, 1064, 1096, 1330, 1370, 1387, 1460, 1918, 2044, 2555, 2603, 2660, 2740, 2774, 2920, 3836, 4088, 4795, 5110, 5206, 5320, 5480, 5548, 6935, 7672, 9590, 9709, 10001, 10220, 10412, 11096, 13015, 13870, 18221, 19180, 19418, 20002, 20440, 20824, 26030, 27740, 36442, 38360, 38836, 40004, 48545, 50005, 52060, 55480, 70007, 72884, 77672, 80008, 91105, 97090, 100010, 104120, 140014, 145768, 182210, 190019, 194180, 200020, 280028, 350035, 364420, 380038, 388360, 400040, 560056, 700070, 728840, 760076, 950095, 1330133, 1400140, 1520152, 1900190, 2660266, 2800280, 3800380, 5320532, 6650665, 7600760, 10641064, 13301330, 26602660, 53205320]

約数ペア:

[(1, 53205320), (2, 26602660), (4, 13301330), (5, 10641064), (7, 7600760), (8, 6650665), (10, 5320532), (14, 3800380), (19, 2800280), (20, 2660266), (28, 1900190), (35, 1520152), (38, 1400140), (40, 1330133), (56, 950095), (70, 760076), (73, 728840), (76, 700070), (95, 560056), (133, 400040), (137, 388360), (140, 380038), (146, 364420), (152, 350035), (190, 280028), (266, 200020), (274, 194180), (280, 190019), (292, 182210), (365, 145768), (380, 140014), (511, 104120), (532, 100010), (548, 97090), (584, 91105), (665, 80008), (685, 77672), (730, 72884), (760, 70007), (959, 55480), (1022, 52060), (1064, 50005), (1096, 48545), (1330, 40004), (1370, 38836), (1387, 38360), (1460, 36442), (1918, 27740), (2044, 26030), (2555, 20824), (2603, 20440), (2660, 20002), (2740, 19418), (2774, 19180), (2920, 18221), (3836, 13870), (4088, 13015), (4795, 11096), (5110, 10412), (5206, 10220), (5320, 10001), (5480, 9709), (5548, 9590), (6935, 7672)]