89995840

素因数分解:

$2^6\times 5^1\times {\mathrm{11}}^1\times {\mathrm{37}}^1\times {\mathrm{691}}^1$

素因数の和:756

約数の個数: 112

約数和(自身を含む): 240450624

約数和(自身を除く): 150454784

約数列:

[1, 2, 4, 5, 8, 10, 11, 16, 20, 22, 32, 37, 40, 44, 55, 64, 74, 80, 88, 110, 148, 160, 176, 185, 220, 296, 320, 352, 370, 407, 440, 592, 691, 704, 740, 814, 880, 1184, 1382, 1480, 1628, 1760, 2035, 2368, 2764, 2960, 3256, 3455, 3520, 4070, 5528, 5920, 6512, 6910, 7601, 8140, 11056, 11840, 13024, 13820, 15202, 16280, 22112, 25567, 26048, 27640, 30404, 32560, 38005, 44224, 51134, 55280, 60808, 65120, 76010, 102268, 110560, 121616, 127835, 130240, 152020, 204536, 221120, 243232, 255670, 281237, 304040, 409072, 486464, 511340, 562474, 608080, 818144, 1022680, 1124948, 1216160, 1406185, 1636288, 2045360, 2249896, 2432320, 2812370, 4090720, 4499792, 5624740, 8181440, 8999584, 11249480, 17999168, 22498960, 44997920, 89995840]

約数ペア:

[(1, 89995840), (2, 44997920), (4, 22498960), (5, 17999168), (8, 11249480), (10, 8999584), (11, 8181440), (16, 5624740), (20, 4499792), (22, 4090720), (32, 2812370), (37, 2432320), (40, 2249896), (44, 2045360), (55, 1636288), (64, 1406185), (74, 1216160), (80, 1124948), (88, 1022680), (110, 818144), (148, 608080), (160, 562474), (176, 511340), (185, 486464), (220, 409072), (296, 304040), (320, 281237), (352, 255670), (370, 243232), (407, 221120), (440, 204536), (592, 152020), (691, 130240), (704, 127835), (740, 121616), (814, 110560), (880, 102268), (1184, 76010), (1382, 65120), (1480, 60808), (1628, 55280), (1760, 51134), (2035, 44224), (2368, 38005), (2764, 32560), (2960, 30404), (3256, 27640), (3455, 26048), (3520, 25567), (4070, 22112), (5528, 16280), (5920, 15202), (6512, 13820), (6910, 13024), (7601, 11840), (8140, 11056)]