82866784

素因数分解:

$2^5\times 7^1\times {\mathrm{11}}^1\times {\mathrm{13}}^2\times {\mathrm{199}}^1$

素因数の和:253

約数の個数: 144

約数和(自身を含む): 221356800

約数和(自身を除く): 138490016

約数列:

[1, 2, 4, 7, 8, 11, 13, 14, 16, 22, 26, 28, 32, 44, 52, 56, 77, 88, 91, 104, 112, 143, 154, 169, 176, 182, 199, 208, 224, 286, 308, 338, 352, 364, 398, 416, 572, 616, 676, 728, 796, 1001, 1144, 1183, 1232, 1352, 1393, 1456, 1592, 1859, 2002, 2189, 2288, 2366, 2464, 2587, 2704, 2786, 2912, 3184, 3718, 4004, 4378, 4576, 4732, 5174, 5408, 5572, 6368, 7436, 8008, 8756, 9464, 10348, 11144, 13013, 14872, 15323, 16016, 17512, 18109, 18928, 20696, 22288, 26026, 28457, 29744, 30646, 32032, 33631, 35024, 36218, 37856, 41392, 44576, 52052, 56914, 59488, 61292, 67262, 70048, 72436, 82784, 104104, 113828, 122584, 134524, 144872, 199199, 208208, 227656, 235417, 245168, 269048, 289744, 369941, 398398, 416416, 455312, 470834, 490336, 538096, 579488, 739882, 796796, 910624, 941668, 1076192, 1479764, 1593592, 1883336, 2589587, 2959528, 3187184, 3766672, 5179174, 5919056, 6374368, 7533344, 10358348, 11838112, 20716696, 41433392, 82866784]

約数ペア:

[(1, 82866784), (2, 41433392), (4, 20716696), (7, 11838112), (8, 10358348), (11, 7533344), (13, 6374368), (14, 5919056), (16, 5179174), (22, 3766672), (26, 3187184), (28, 2959528), (32, 2589587), (44, 1883336), (52, 1593592), (56, 1479764), (77, 1076192), (88, 941668), (91, 910624), (104, 796796), (112, 739882), (143, 579488), (154, 538096), (169, 490336), (176, 470834), (182, 455312), (199, 416416), (208, 398398), (224, 369941), (286, 289744), (308, 269048), (338, 245168), (352, 235417), (364, 227656), (398, 208208), (416, 199199), (572, 144872), (616, 134524), (676, 122584), (728, 113828), (796, 104104), (1001, 82784), (1144, 72436), (1183, 70048), (1232, 67262), (1352, 61292), (1393, 59488), (1456, 56914), (1592, 52052), (1859, 44576), (2002, 41392), (2189, 37856), (2288, 36218), (2366, 35024), (2464, 33631), (2587, 32032), (2704, 30646), (2786, 29744), (2912, 28457), (3184, 26026), (3718, 22288), (4004, 20696), (4378, 18928), (4576, 18109), (4732, 17512), (5174, 16016), (5408, 15323), (5572, 14872), (6368, 13013), (7436, 11144), (8008, 10348), (8756, 9464)]