71689360

素因数分解:

$2^4\times 5^1\times {\mathrm{31}}^1\times {\mathrm{137}}^1\times {\mathrm{211}}^1$

素因数の和:392

約数の個数: 80

約数和(自身を含む): 174131712

約数和(自身を除く): 102442352

約数列:

[1, 2, 4, 5, 8, 10, 16, 20, 31, 40, 62, 80, 124, 137, 155, 211, 248, 274, 310, 422, 496, 548, 620, 685, 844, 1055, 1096, 1240, 1370, 1688, 2110, 2192, 2480, 2740, 3376, 4220, 4247, 5480, 6541, 8440, 8494, 10960, 13082, 16880, 16988, 21235, 26164, 28907, 32705, 33976, 42470, 52328, 57814, 65410, 67952, 84940, 104656, 115628, 130820, 144535, 169880, 231256, 261640, 289070, 339760, 462512, 523280, 578140, 896117, 1156280, 1792234, 2312560, 3584468, 4480585, 7168936, 8961170, 14337872, 17922340, 35844680, 71689360]

約数ペア:

[(1, 71689360), (2, 35844680), (4, 17922340), (5, 14337872), (8, 8961170), (10, 7168936), (16, 4480585), (20, 3584468), (31, 2312560), (40, 1792234), (62, 1156280), (80, 896117), (124, 578140), (137, 523280), (155, 462512), (211, 339760), (248, 289070), (274, 261640), (310, 231256), (422, 169880), (496, 144535), (548, 130820), (620, 115628), (685, 104656), (844, 84940), (1055, 67952), (1096, 65410), (1240, 57814), (1370, 52328), (1688, 42470), (2110, 33976), (2192, 32705), (2480, 28907), (2740, 26164), (3376, 21235), (4220, 16988), (4247, 16880), (5480, 13082), (6541, 10960), (8440, 8494)]