129984500

素因数分解:

$2^2\times 5^3\times {\mathrm{23}}^1\times {\mathrm{89}}^1\times {\mathrm{127}}^1$

素因数の和:258

約数の個数: 96

約数和(自身を含む): 301916160

約数和(自身を除く): 171931660

約数列:

[1, 2, 4, 5, 10, 20, 23, 25, 46, 50, 89, 92, 100, 115, 125, 127, 178, 230, 250, 254, 356, 445, 460, 500, 508, 575, 635, 890, 1150, 1270, 1780, 2047, 2225, 2300, 2540, 2875, 2921, 3175, 4094, 4450, 5750, 5842, 6350, 8188, 8900, 10235, 11125, 11303, 11500, 11684, 12700, 14605, 15875, 20470, 22250, 22606, 29210, 31750, 40940, 44500, 45212, 51175, 56515, 58420, 63500, 73025, 102350, 113030, 146050, 204700, 226060, 255875, 259969, 282575, 292100, 365125, 511750, 519938, 565150, 730250, 1023500, 1039876, 1130300, 1299845, 1412875, 1460500, 2599690, 2825750, 5199380, 5651500, 6499225, 12998450, 25996900, 32496125, 64992250, 129984500]

約数ペア:

[(1, 129984500), (2, 64992250), (4, 32496125), (5, 25996900), (10, 12998450), (20, 6499225), (23, 5651500), (25, 5199380), (46, 2825750), (50, 2599690), (89, 1460500), (92, 1412875), (100, 1299845), (115, 1130300), (125, 1039876), (127, 1023500), (178, 730250), (230, 565150), (250, 519938), (254, 511750), (356, 365125), (445, 292100), (460, 282575), (500, 259969), (508, 255875), (575, 226060), (635, 204700), (890, 146050), (1150, 113030), (1270, 102350), (1780, 73025), (2047, 63500), (2225, 58420), (2300, 56515), (2540, 51175), (2875, 45212), (2921, 44500), (3175, 40940), (4094, 31750), (4450, 29210), (5750, 22606), (5842, 22250), (6350, 20470), (8188, 15875), (8900, 14605), (10235, 12700), (11125, 11684), (11303, 11500)]