81035340

素因数分解:

$2^2\times 3^1\times 5^1\times {\mathrm{239}}^1\times {\mathrm{5651}}^1$

素因数の和:5902

約数の個数: 48

約数和(自身を含む): 227888640

約数和(自身を除く): 146853300

約数列:

[1, 2, 3, 4, 5, 6, 10, 12, 15, 20, 30, 60, 239, 478, 717, 956, 1195, 1434, 2390, 2868, 3585, 4780, 5651, 7170, 11302, 14340, 16953, 22604, 28255, 33906, 56510, 67812, 84765, 113020, 169530, 339060, 1350589, 2701178, 4051767, 5402356, 6752945, 8103534, 13505890, 16207068, 20258835, 27011780, 40517670, 81035340]

約数ペア:

[(1, 81035340), (2, 40517670), (3, 27011780), (4, 20258835), (5, 16207068), (6, 13505890), (10, 8103534), (12, 6752945), (15, 5402356), (20, 4051767), (30, 2701178), (60, 1350589), (239, 339060), (478, 169530), (717, 113020), (956, 84765), (1195, 67812), (1434, 56510), (2390, 33906), (2868, 28255), (3585, 22604), (4780, 16953), (5651, 14340), (7170, 11302)]