80139276

素因数分解:

$2^2\times 3^2\times 7^1\times {\mathrm{163}}^1\times {\mathrm{1951}}^1$

素因数の和:2131

約数の個数: 72

約数和(自身を含む): 233053184

約数和(自身を除く): 152913908

約数列:

[1, 2, 3, 4, 6, 7, 9, 12, 14, 18, 21, 28, 36, 42, 63, 84, 126, 163, 252, 326, 489, 652, 978, 1141, 1467, 1951, 1956, 2282, 2934, 3423, 3902, 4564, 5853, 5868, 6846, 7804, 10269, 11706, 13657, 13692, 17559, 20538, 23412, 27314, 35118, 40971, 41076, 54628, 70236, 81942, 122913, 163884, 245826, 318013, 491652, 636026, 954039, 1272052, 1908078, 2226091, 2862117, 3816156, 4452182, 5724234, 6678273, 8904364, 11448468, 13356546, 20034819, 26713092, 40069638, 80139276]

約数ペア:

[(1, 80139276), (2, 40069638), (3, 26713092), (4, 20034819), (6, 13356546), (7, 11448468), (9, 8904364), (12, 6678273), (14, 5724234), (18, 4452182), (21, 3816156), (28, 2862117), (36, 2226091), (42, 1908078), (63, 1272052), (84, 954039), (126, 636026), (163, 491652), (252, 318013), (326, 245826), (489, 163884), (652, 122913), (978, 81942), (1141, 70236), (1467, 54628), (1951, 41076), (1956, 40971), (2282, 35118), (2934, 27314), (3423, 23412), (3902, 20538), (4564, 17559), (5853, 13692), (5868, 13657), (6846, 11706), (7804, 10269)]