115551280

素因数分解:

$2^4\times 5^1\times {\mathrm{13}}^1\times {\mathrm{137}}^1\times {\mathrm{811}}^1$

素因数の和:974

約数の個数: 80

約数和(自身を含む): 291793824

約数和(自身を除く): 176242544

約数列:

[1, 2, 4, 5, 8, 10, 13, 16, 20, 26, 40, 52, 65, 80, 104, 130, 137, 208, 260, 274, 520, 548, 685, 811, 1040, 1096, 1370, 1622, 1781, 2192, 2740, 3244, 3562, 4055, 5480, 6488, 7124, 8110, 8905, 10543, 10960, 12976, 14248, 16220, 17810, 21086, 28496, 32440, 35620, 42172, 52715, 64880, 71240, 84344, 105430, 111107, 142480, 168688, 210860, 222214, 421720, 444428, 555535, 843440, 888856, 1111070, 1444391, 1777712, 2222140, 2888782, 4444280, 5777564, 7221955, 8888560, 11555128, 14443910, 23110256, 28887820, 57775640, 115551280]

約数ペア:

[(1, 115551280), (2, 57775640), (4, 28887820), (5, 23110256), (8, 14443910), (10, 11555128), (13, 8888560), (16, 7221955), (20, 5777564), (26, 4444280), (40, 2888782), (52, 2222140), (65, 1777712), (80, 1444391), (104, 1111070), (130, 888856), (137, 843440), (208, 555535), (260, 444428), (274, 421720), (520, 222214), (548, 210860), (685, 168688), (811, 142480), (1040, 111107), (1096, 105430), (1370, 84344), (1622, 71240), (1781, 64880), (2192, 52715), (2740, 42172), (3244, 35620), (3562, 32440), (4055, 28496), (5480, 21086), (6488, 17810), (7124, 16220), (8110, 14248), (8905, 12976), (10543, 10960)]