129229360

素因数分解:

$2^4\times 5^1\times {\mathrm{13}}^1\times {\mathrm{137}}^1\times {\mathrm{907}}^1$

素因数の和:1070

約数の個数: 80

約数和(自身を含む): 326291616

約数和(自身を除く): 197062256

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, 907, 1040, 1096, 1370, 1781, 1814, 2192, 2740, 3562, 3628, 4535, 5480, 7124, 7256, 8905, 9070, 10960, 11791, 14248, 14512, 17810, 18140, 23582, 28496, 35620, 36280, 47164, 58955, 71240, 72560, 94328, 117910, 124259, 142480, 188656, 235820, 248518, 471640, 497036, 621295, 943280, 994072, 1242590, 1615367, 1988144, 2485180, 3230734, 4970360, 6461468, 8076835, 9940720, 12922936, 16153670, 25845872, 32307340, 64614680, 129229360]

約数ペア:

[(1, 129229360), (2, 64614680), (4, 32307340), (5, 25845872), (8, 16153670), (10, 12922936), (13, 9940720), (16, 8076835), (20, 6461468), (26, 4970360), (40, 3230734), (52, 2485180), (65, 1988144), (80, 1615367), (104, 1242590), (130, 994072), (137, 943280), (208, 621295), (260, 497036), (274, 471640), (520, 248518), (548, 235820), (685, 188656), (907, 142480), (1040, 124259), (1096, 117910), (1370, 94328), (1781, 72560), (1814, 71240), (2192, 58955), (2740, 47164), (3562, 36280), (3628, 35620), (4535, 28496), (5480, 23582), (7124, 18140), (7256, 17810), (8905, 14512), (9070, 14248), (10960, 11791)]