4931505280

素因数分解:

$2^7\times 5^1\times {\mathrm{13}}^1\times {\mathrm{457}}^1\times {\mathrm{1297}}^1$

素因数の和:1786

約数の個数: 128

約数和(自身を含む): 12733847280

約数和(自身を除く): 7802342000

約数列:

[1, 2, 4, 5, 8, 10, 13, 16, 20, 26, 32, 40, 52, 64, 65, 80, 104, 128, 130, 160, 208, 260, 320, 416, 457, 520, 640, 832, 914, 1040, 1297, 1664, 1828, 2080, 2285, 2594, 3656, 4160, 4570, 5188, 5941, 6485, 7312, 8320, 9140, 10376, 11882, 12970, 14624, 16861, 18280, 20752, 23764, 25940, 29248, 29705, 33722, 36560, 41504, 47528, 51880, 58496, 59410, 67444, 73120, 83008, 84305, 95056, 103760, 118820, 134888, 146240, 166016, 168610, 190112, 207520, 237640, 269776, 292480, 337220, 380224, 415040, 475280, 539552, 592729, 674440, 760448, 830080, 950560, 1079104, 1185458, 1348880, 1901120, 2158208, 2370916, 2697760, 2963645, 3802240, 4741832, 5395520, 5927290, 7705477, 9483664, 10791040, 11854580, 15410954, 18967328, 23709160, 30821908, 37934656, 38527385, 47418320, 61643816, 75869312, 77054770, 94836640, 123287632, 154109540, 189673280, 246575264, 308219080, 379346560, 493150528, 616438160, 986301056, 1232876320, 2465752640, 4931505280]

約数ペア:

[(1, 4931505280), (2, 2465752640), (4, 1232876320), (5, 986301056), (8, 616438160), (10, 493150528), (13, 379346560), (16, 308219080), (20, 246575264), (26, 189673280), (32, 154109540), (40, 123287632), (52, 94836640), (64, 77054770), (65, 75869312), (80, 61643816), (104, 47418320), (128, 38527385), (130, 37934656), (160, 30821908), (208, 23709160), (260, 18967328), (320, 15410954), (416, 11854580), (457, 10791040), (520, 9483664), (640, 7705477), (832, 5927290), (914, 5395520), (1040, 4741832), (1297, 3802240), (1664, 2963645), (1828, 2697760), (2080, 2370916), (2285, 2158208), (2594, 1901120), (3656, 1348880), (4160, 1185458), (4570, 1079104), (5188, 950560), (5941, 830080), (6485, 760448), (7312, 674440), (8320, 592729), (9140, 539552), (10376, 475280), (11882, 415040), (12970, 380224), (14624, 337220), (16861, 292480), (18280, 269776), (20752, 237640), (23764, 207520), (25940, 190112), (29248, 168610), (29705, 166016), (33722, 146240), (36560, 134888), (41504, 118820), (47528, 103760), (51880, 95056), (58496, 84305), (59410, 83008), (67444, 73120)]