71610880

素因数分解:

$2^9\times 5^1\times {\mathrm{11}}^1\times {\mathrm{2543}}^1$

素因数の和:2577

約数の個数: 80

約数和(自身を含む): 187380864

約数和(自身を除く): 115769984

約数列:

[1, 2, 4, 5, 8, 10, 11, 16, 20, 22, 32, 40, 44, 55, 64, 80, 88, 110, 128, 160, 176, 220, 256, 320, 352, 440, 512, 640, 704, 880, 1280, 1408, 1760, 2543, 2560, 2816, 3520, 5086, 5632, 7040, 10172, 12715, 14080, 20344, 25430, 27973, 28160, 40688, 50860, 55946, 81376, 101720, 111892, 139865, 162752, 203440, 223784, 279730, 325504, 406880, 447568, 559460, 651008, 813760, 895136, 1118920, 1302016, 1627520, 1790272, 2237840, 3255040, 3580544, 4475680, 6510080, 7161088, 8951360, 14322176, 17902720, 35805440, 71610880]

約数ペア:

[(1, 71610880), (2, 35805440), (4, 17902720), (5, 14322176), (8, 8951360), (10, 7161088), (11, 6510080), (16, 4475680), (20, 3580544), (22, 3255040), (32, 2237840), (40, 1790272), (44, 1627520), (55, 1302016), (64, 1118920), (80, 895136), (88, 813760), (110, 651008), (128, 559460), (160, 447568), (176, 406880), (220, 325504), (256, 279730), (320, 223784), (352, 203440), (440, 162752), (512, 139865), (640, 111892), (704, 101720), (880, 81376), (1280, 55946), (1408, 50860), (1760, 40688), (2543, 28160), (2560, 27973), (2816, 25430), (3520, 20344), (5086, 14080), (5632, 12715), (7040, 10172)]