78156733436

素因数分解:

$2^2\times {\mathrm{17}}^2\times {\mathrm{43}}^1\times {\mathrm{1019}}^1\times {\mathrm{1543}}^1$

素因数の和:2643

約数の個数: 72

約数和(自身を含む): 148914353280

約数和(自身を除く): 70757619844

約数列:

[1, 2, 4, 17, 34, 43, 68, 86, 172, 289, 578, 731, 1019, 1156, 1462, 1543, 2038, 2924, 3086, 4076, 6172, 12427, 17323, 24854, 26231, 34646, 43817, 49708, 52462, 66349, 69292, 87634, 104924, 132698, 175268, 265396, 294491, 445927, 588982, 744889, 891854, 1127933, 1177964, 1489778, 1572317, 1783708, 2255866, 2979556, 3144634, 4511732, 6289268, 12663113, 19174861, 25326226, 26729389, 38349722, 50652452, 53458778, 67609631, 76699444, 106917556, 135219262, 270438524, 454399613, 908799226, 1149363727, 1817598452, 2298727454, 4597454908, 19539183359, 39078366718, 78156733436]

約数ペア:

[(1, 78156733436), (2, 39078366718), (4, 19539183359), (17, 4597454908), (34, 2298727454), (43, 1817598452), (68, 1149363727), (86, 908799226), (172, 454399613), (289, 270438524), (578, 135219262), (731, 106917556), (1019, 76699444), (1156, 67609631), (1462, 53458778), (1543, 50652452), (2038, 38349722), (2924, 26729389), (3086, 25326226), (4076, 19174861), (6172, 12663113), (12427, 6289268), (17323, 4511732), (24854, 3144634), (26231, 2979556), (34646, 2255866), (43817, 1783708), (49708, 1572317), (52462, 1489778), (66349, 1177964), (69292, 1127933), (87634, 891854), (104924, 744889), (132698, 588982), (175268, 445927), (265396, 294491)]