80909752

素因数分解:

$2^3\times 7^1\times {\mathrm{11}}^1\times {\mathrm{19}}^1\times {\mathrm{31}}^1\times {\mathrm{223}}^1$

素因数の和:297

約数の個数: 128

約数和(自身を含む): 206438400

約数和(自身を除く): 125528648

約数列:

[1, 2, 4, 7, 8, 11, 14, 19, 22, 28, 31, 38, 44, 56, 62, 76, 77, 88, 124, 133, 152, 154, 209, 217, 223, 248, 266, 308, 341, 418, 434, 446, 532, 589, 616, 682, 836, 868, 892, 1064, 1178, 1364, 1463, 1561, 1672, 1736, 1784, 2356, 2387, 2453, 2728, 2926, 3122, 4123, 4237, 4712, 4774, 4906, 5852, 6244, 6479, 6913, 8246, 8474, 9548, 9812, 11704, 12488, 12958, 13826, 16492, 16948, 17171, 19096, 19624, 25916, 27652, 29659, 32984, 33896, 34342, 45353, 46607, 48391, 51832, 55304, 59318, 68684, 76043, 90706, 93214, 96782, 118636, 131347, 137368, 152086, 181412, 186428, 193564, 237272, 262694, 304172, 326249, 362824, 372856, 387128, 525388, 532301, 608344, 652498, 919429, 1050776, 1064602, 1304996, 1444817, 1838858, 2129204, 2609992, 2889634, 3677716, 4258408, 5779268, 7355432, 10113719, 11558536, 20227438, 40454876, 80909752]

約数ペア:

[(1, 80909752), (2, 40454876), (4, 20227438), (7, 11558536), (8, 10113719), (11, 7355432), (14, 5779268), (19, 4258408), (22, 3677716), (28, 2889634), (31, 2609992), (38, 2129204), (44, 1838858), (56, 1444817), (62, 1304996), (76, 1064602), (77, 1050776), (88, 919429), (124, 652498), (133, 608344), (152, 532301), (154, 525388), (209, 387128), (217, 372856), (223, 362824), (248, 326249), (266, 304172), (308, 262694), (341, 237272), (418, 193564), (434, 186428), (446, 181412), (532, 152086), (589, 137368), (616, 131347), (682, 118636), (836, 96782), (868, 93214), (892, 90706), (1064, 76043), (1178, 68684), (1364, 59318), (1463, 55304), (1561, 51832), (1672, 48391), (1736, 46607), (1784, 45353), (2356, 34342), (2387, 33896), (2453, 32984), (2728, 29659), (2926, 27652), (3122, 25916), (4123, 19624), (4237, 19096), (4712, 17171), (4774, 16948), (4906, 16492), (5852, 13826), (6244, 12958), (6479, 12488), (6913, 11704), (8246, 9812), (8474, 9548)]