129165520

素因数分解:

$2^4\times 5^1\times {\mathrm{11}}^1\times {\mathrm{37}}^1\times {\mathrm{3967}}^1$

素因数の和:4028

約数の個数: 80

約数和(自身を含む): 336549888

約数和(自身を除く): 207384368

約数列:

[1, 2, 4, 5, 8, 10, 11, 16, 20, 22, 37, 40, 44, 55, 74, 80, 88, 110, 148, 176, 185, 220, 296, 370, 407, 440, 592, 740, 814, 880, 1480, 1628, 2035, 2960, 3256, 3967, 4070, 6512, 7934, 8140, 15868, 16280, 19835, 31736, 32560, 39670, 43637, 63472, 79340, 87274, 146779, 158680, 174548, 218185, 293558, 317360, 349096, 436370, 587116, 698192, 733895, 872740, 1174232, 1467790, 1614569, 1745480, 2348464, 2935580, 3229138, 3490960, 5871160, 6458276, 8072845, 11742320, 12916552, 16145690, 25833104, 32291380, 64582760, 129165520]

約数ペア:

[(1, 129165520), (2, 64582760), (4, 32291380), (5, 25833104), (8, 16145690), (10, 12916552), (11, 11742320), (16, 8072845), (20, 6458276), (22, 5871160), (37, 3490960), (40, 3229138), (44, 2935580), (55, 2348464), (74, 1745480), (80, 1614569), (88, 1467790), (110, 1174232), (148, 872740), (176, 733895), (185, 698192), (220, 587116), (296, 436370), (370, 349096), (407, 317360), (440, 293558), (592, 218185), (740, 174548), (814, 158680), (880, 146779), (1480, 87274), (1628, 79340), (2035, 63472), (2960, 43637), (3256, 39670), (3967, 32560), (4070, 31736), (6512, 19835), (7934, 16280), (8140, 15868)]