80694488

素因数分解:

$2^3\times 7^1\times {\mathrm{23}}^1\times {\mathrm{31}}^1\times {\mathrm{43}}^1\times {\mathrm{47}}^1$

素因数の和:157

約数の個数: 128

約数和(自身を含む): 194641920

約数和(自身を除く): 113947432

約数列:

[1, 2, 4, 7, 8, 14, 23, 28, 31, 43, 46, 47, 56, 62, 86, 92, 94, 124, 161, 172, 184, 188, 217, 248, 301, 322, 329, 344, 376, 434, 602, 644, 658, 713, 868, 989, 1081, 1204, 1288, 1316, 1333, 1426, 1457, 1736, 1978, 2021, 2162, 2408, 2632, 2666, 2852, 2914, 3956, 4042, 4324, 4991, 5332, 5704, 5828, 6923, 7567, 7912, 8084, 8648, 9331, 9982, 10199, 10664, 11656, 13846, 14147, 15134, 16168, 18662, 19964, 20398, 27692, 28294, 30268, 30659, 33511, 37324, 39928, 40796, 46483, 55384, 56588, 60536, 61318, 62651, 67022, 74648, 81592, 92966, 113176, 122636, 125302, 134044, 185932, 214613, 234577, 245272, 250604, 268088, 325381, 371864, 429226, 438557, 469154, 501208, 650762, 858452, 877114, 938308, 1301524, 1440973, 1716904, 1754228, 1876616, 2603048, 2881946, 3508456, 5763892, 10086811, 11527784, 20173622, 40347244, 80694488]

約数ペア:

[(1, 80694488), (2, 40347244), (4, 20173622), (7, 11527784), (8, 10086811), (14, 5763892), (23, 3508456), (28, 2881946), (31, 2603048), (43, 1876616), (46, 1754228), (47, 1716904), (56, 1440973), (62, 1301524), (86, 938308), (92, 877114), (94, 858452), (124, 650762), (161, 501208), (172, 469154), (184, 438557), (188, 429226), (217, 371864), (248, 325381), (301, 268088), (322, 250604), (329, 245272), (344, 234577), (376, 214613), (434, 185932), (602, 134044), (644, 125302), (658, 122636), (713, 113176), (868, 92966), (989, 81592), (1081, 74648), (1204, 67022), (1288, 62651), (1316, 61318), (1333, 60536), (1426, 56588), (1457, 55384), (1736, 46483), (1978, 40796), (2021, 39928), (2162, 37324), (2408, 33511), (2632, 30659), (2666, 30268), (2852, 28294), (2914, 27692), (3956, 20398), (4042, 19964), (4324, 18662), (4991, 16168), (5332, 15134), (5704, 14147), (5828, 13846), (6923, 11656), (7567, 10664), (7912, 10199), (8084, 9982), (8648, 9331)]