65165440

素因数分解:

$2^7\times 5^1\times {\mathrm{19}}^1\times {\mathrm{23}}^1\times {\mathrm{233}}^1$

素因数の和:294

約数の個数: 128

約数和(自身を含む): 171849600

約数和(自身を除く): 106684160

約数列:

[1, 2, 4, 5, 8, 10, 16, 19, 20, 23, 32, 38, 40, 46, 64, 76, 80, 92, 95, 115, 128, 152, 160, 184, 190, 230, 233, 304, 320, 368, 380, 437, 460, 466, 608, 640, 736, 760, 874, 920, 932, 1165, 1216, 1472, 1520, 1748, 1840, 1864, 2185, 2330, 2432, 2944, 3040, 3496, 3680, 3728, 4370, 4427, 4660, 5359, 6080, 6992, 7360, 7456, 8740, 8854, 9320, 10718, 12160, 13984, 14720, 14912, 17480, 17708, 18640, 21436, 22135, 26795, 27968, 29824, 34960, 35416, 37280, 42872, 44270, 53590, 55936, 69920, 70832, 74560, 85744, 88540, 101821, 107180, 139840, 141664, 149120, 171488, 177080, 203642, 214360, 279680, 283328, 342976, 354160, 407284, 428720, 509105, 566656, 685952, 708320, 814568, 857440, 1018210, 1416640, 1629136, 1714880, 2036420, 2833280, 3258272, 3429760, 4072840, 6516544, 8145680, 13033088, 16291360, 32582720, 65165440]

約数ペア:

[(1, 65165440), (2, 32582720), (4, 16291360), (5, 13033088), (8, 8145680), (10, 6516544), (16, 4072840), (19, 3429760), (20, 3258272), (23, 2833280), (32, 2036420), (38, 1714880), (40, 1629136), (46, 1416640), (64, 1018210), (76, 857440), (80, 814568), (92, 708320), (95, 685952), (115, 566656), (128, 509105), (152, 428720), (160, 407284), (184, 354160), (190, 342976), (230, 283328), (233, 279680), (304, 214360), (320, 203642), (368, 177080), (380, 171488), (437, 149120), (460, 141664), (466, 139840), (608, 107180), (640, 101821), (736, 88540), (760, 85744), (874, 74560), (920, 70832), (932, 69920), (1165, 55936), (1216, 53590), (1472, 44270), (1520, 42872), (1748, 37280), (1840, 35416), (1864, 34960), (2185, 29824), (2330, 27968), (2432, 26795), (2944, 22135), (3040, 21436), (3496, 18640), (3680, 17708), (3728, 17480), (4370, 14912), (4427, 14720), (4660, 13984), (5359, 12160), (6080, 10718), (6992, 9320), (7360, 8854), (7456, 8740)]