78848140

素因数分解:

$2^2\times 5^1\times 7^1\times {\mathrm{23}}^1\times {\mathrm{47}}^1\times {\mathrm{521}}^1$

素因数の和:607

約数の個数: 96

約数和(自身を含む): 202051584

約数和(自身を除く): 123203444

約数列:

[1, 2, 4, 5, 7, 10, 14, 20, 23, 28, 35, 46, 47, 70, 92, 94, 115, 140, 161, 188, 230, 235, 322, 329, 460, 470, 521, 644, 658, 805, 940, 1042, 1081, 1316, 1610, 1645, 2084, 2162, 2605, 3220, 3290, 3647, 4324, 5210, 5405, 6580, 7294, 7567, 10420, 10810, 11983, 14588, 15134, 18235, 21620, 23966, 24487, 30268, 36470, 37835, 47932, 48974, 59915, 72940, 75670, 83881, 97948, 119830, 122435, 151340, 167762, 171409, 239660, 244870, 335524, 342818, 419405, 489740, 563201, 685636, 838810, 857045, 1126402, 1677620, 1714090, 2252804, 2816005, 3428180, 3942407, 5632010, 7884814, 11264020, 15769628, 19712035, 39424070, 78848140]

約数ペア:

[(1, 78848140), (2, 39424070), (4, 19712035), (5, 15769628), (7, 11264020), (10, 7884814), (14, 5632010), (20, 3942407), (23, 3428180), (28, 2816005), (35, 2252804), (46, 1714090), (47, 1677620), (70, 1126402), (92, 857045), (94, 838810), (115, 685636), (140, 563201), (161, 489740), (188, 419405), (230, 342818), (235, 335524), (322, 244870), (329, 239660), (460, 171409), (470, 167762), (521, 151340), (644, 122435), (658, 119830), (805, 97948), (940, 83881), (1042, 75670), (1081, 72940), (1316, 59915), (1610, 48974), (1645, 47932), (2084, 37835), (2162, 36470), (2605, 30268), (3220, 24487), (3290, 23966), (3647, 21620), (4324, 18235), (5210, 15134), (5405, 14588), (6580, 11983), (7294, 10810), (7567, 10420)]