81039088

素因数分解:

$2^4\times {\mathrm{13}}^1\times {\mathrm{167}}^1\times {\mathrm{2333}}^1$

素因数の和:2521

約数の個数: 40

約数和(自身を含む): 170176608

約数和(自身を除く): 89137520

約数列:

[1, 2, 4, 8, 13, 16, 26, 52, 104, 167, 208, 334, 668, 1336, 2171, 2333, 2672, 4342, 4666, 8684, 9332, 17368, 18664, 30329, 34736, 37328, 60658, 121316, 242632, 389611, 485264, 779222, 1558444, 3116888, 5064943, 6233776, 10129886, 20259772, 40519544, 81039088]

約数ペア:

[(1, 81039088), (2, 40519544), (4, 20259772), (8, 10129886), (13, 6233776), (16, 5064943), (26, 3116888), (52, 1558444), (104, 779222), (167, 485264), (208, 389611), (334, 242632), (668, 121316), (1336, 60658), (2171, 37328), (2333, 34736), (2672, 30329), (4342, 18664), (4666, 17368), (8684, 9332)]