81064336

素因数分解:

$2^4\times {\mathrm{19}}^1\times {\mathrm{37}}^1\times {\mathrm{7207}}^1$

素因数の和:7271

約数の個数: 40

約数和(自身を含む): 169820480

約数和(自身を除く): 88756144

約数列:

[1, 2, 4, 8, 16, 19, 37, 38, 74, 76, 148, 152, 296, 304, 592, 703, 1406, 2812, 5624, 7207, 11248, 14414, 28828, 57656, 115312, 136933, 266659, 273866, 533318, 547732, 1066636, 1095464, 2133272, 2190928, 4266544, 5066521, 10133042, 20266084, 40532168, 81064336]

約数ペア:

[(1, 81064336), (2, 40532168), (4, 20266084), (8, 10133042), (16, 5066521), (19, 4266544), (37, 2190928), (38, 2133272), (74, 1095464), (76, 1066636), (148, 547732), (152, 533318), (296, 273866), (304, 266659), (592, 136933), (703, 115312), (1406, 57656), (2812, 28828), (5624, 14414), (7207, 11248)]