78396340

素因数分解:

$2^2\times 5^1\times {\mathrm{11}}^1\times {\mathrm{37}}^1\times {\mathrm{9631}}^1$

素因数の和:9688

約数の個数: 48

約数和(自身を含む): 184472064

約数和(自身を除く): 106075724

約数列:

[1, 2, 4, 5, 10, 11, 20, 22, 37, 44, 55, 74, 110, 148, 185, 220, 370, 407, 740, 814, 1628, 2035, 4070, 8140, 9631, 19262, 38524, 48155, 96310, 105941, 192620, 211882, 356347, 423764, 529705, 712694, 1059410, 1425388, 1781735, 2118820, 3563470, 3919817, 7126940, 7839634, 15679268, 19599085, 39198170, 78396340]

約数ペア:

[(1, 78396340), (2, 39198170), (4, 19599085), (5, 15679268), (10, 7839634), (11, 7126940), (20, 3919817), (22, 3563470), (37, 2118820), (44, 1781735), (55, 1425388), (74, 1059410), (110, 712694), (148, 529705), (185, 423764), (220, 356347), (370, 211882), (407, 192620), (740, 105941), (814, 96310), (1628, 48155), (2035, 38524), (4070, 19262), (8140, 9631)]