81040190

素因数分解:

$2^1\times 5^1\times 7^1\times {\mathrm{11}}^1\times {\mathrm{17}}^1\times {\mathrm{41}}^1\times {\mathrm{151}}^1$

素因数の和:234

約数の個数: 128

約数和(自身を含む): 198567936

約数和(自身を除く): 117527746

約数列:

[1, 2, 5, 7, 10, 11, 14, 17, 22, 34, 35, 41, 55, 70, 77, 82, 85, 110, 119, 151, 154, 170, 187, 205, 238, 287, 302, 374, 385, 410, 451, 574, 595, 697, 755, 770, 902, 935, 1057, 1190, 1309, 1394, 1435, 1510, 1661, 1870, 2114, 2255, 2567, 2618, 2870, 3157, 3322, 3485, 4510, 4879, 5134, 5285, 6191, 6314, 6545, 6970, 7667, 8305, 9758, 10570, 11627, 12382, 12835, 13090, 15334, 15785, 16610, 17969, 23254, 24395, 25670, 28237, 30955, 31570, 35938, 38335, 43337, 48790, 53669, 56474, 58135, 61910, 68101, 76670, 86674, 89845, 105247, 107338, 116270, 136202, 141185, 179690, 197659, 210494, 216685, 268345, 282370, 340505, 395318, 433370, 476707, 526235, 536690, 681010, 736729, 953414, 988295, 1052470, 1157717, 1473458, 1976590, 2315434, 2383535, 3683645, 4767070, 5788585, 7367290, 8104019, 11577170, 16208038, 40520095, 81040190]

約数ペア:

[(1, 81040190), (2, 40520095), (5, 16208038), (7, 11577170), (10, 8104019), (11, 7367290), (14, 5788585), (17, 4767070), (22, 3683645), (34, 2383535), (35, 2315434), (41, 1976590), (55, 1473458), (70, 1157717), (77, 1052470), (82, 988295), (85, 953414), (110, 736729), (119, 681010), (151, 536690), (154, 526235), (170, 476707), (187, 433370), (205, 395318), (238, 340505), (287, 282370), (302, 268345), (374, 216685), (385, 210494), (410, 197659), (451, 179690), (574, 141185), (595, 136202), (697, 116270), (755, 107338), (770, 105247), (902, 89845), (935, 86674), (1057, 76670), (1190, 68101), (1309, 61910), (1394, 58135), (1435, 56474), (1510, 53669), (1661, 48790), (1870, 43337), (2114, 38335), (2255, 35938), (2567, 31570), (2618, 30955), (2870, 28237), (3157, 25670), (3322, 24395), (3485, 23254), (4510, 17969), (4879, 16610), (5134, 15785), (5285, 15334), (6191, 13090), (6314, 12835), (6545, 12382), (6970, 11627), (7667, 10570), (8305, 9758)]