65538029120

素因数分解:

$2^6\times 5^1\times {\mathrm{61}}^1\times {\mathrm{409}}^1\times {\mathrm{8209}}^1$

素因数の和:8696

約数の個数: 112

約数和(自身を含む): 159028028400

約数和(自身を除く): 93489999280

約数列:

[1, 2, 4, 5, 8, 10, 16, 20, 32, 40, 61, 64, 80, 122, 160, 244, 305, 320, 409, 488, 610, 818, 976, 1220, 1636, 1952, 2045, 2440, 3272, 3904, 4090, 4880, 6544, 8180, 8209, 9760, 13088, 16360, 16418, 19520, 24949, 26176, 32720, 32836, 41045, 49898, 65440, 65672, 82090, 99796, 124745, 130880, 131344, 164180, 199592, 249490, 262688, 328360, 399184, 498980, 500749, 525376, 656720, 798368, 997960, 1001498, 1313440, 1596736, 1995920, 2002996, 2503745, 2626880, 3357481, 3991840, 4005992, 5007490, 6714962, 7983680, 8011984, 10014980, 13429924, 16023968, 16787405, 20029960, 26859848, 32047936, 33574810, 40059920, 53719696, 67149620, 80119840, 107439392, 134299240, 160239680, 204806341, 214878784, 268598480, 409612682, 537196960, 819225364, 1024031705, 1074393920, 1638450728, 2048063410, 3276901456, 4096126820, 6553802912, 8192253640, 13107605824, 16384507280, 32769014560, 65538029120]

約数ペア:

[(1, 65538029120), (2, 32769014560), (4, 16384507280), (5, 13107605824), (8, 8192253640), (10, 6553802912), (16, 4096126820), (20, 3276901456), (32, 2048063410), (40, 1638450728), (61, 1074393920), (64, 1024031705), (80, 819225364), (122, 537196960), (160, 409612682), (244, 268598480), (305, 214878784), (320, 204806341), (409, 160239680), (488, 134299240), (610, 107439392), (818, 80119840), (976, 67149620), (1220, 53719696), (1636, 40059920), (1952, 33574810), (2045, 32047936), (2440, 26859848), (3272, 20029960), (3904, 16787405), (4090, 16023968), (4880, 13429924), (6544, 10014980), (8180, 8011984), (8209, 7983680), (9760, 6714962), (13088, 5007490), (16360, 4005992), (16418, 3991840), (19520, 3357481), (24949, 2626880), (26176, 2503745), (32720, 2002996), (32836, 1995920), (41045, 1596736), (49898, 1313440), (65440, 1001498), (65672, 997960), (82090, 798368), (99796, 656720), (124745, 525376), (130880, 500749), (131344, 498980), (164180, 399184), (199592, 328360), (249490, 262688)]