81765816

素因数分解:

$2^3\times 3^1\times {\mathrm{11}}^1\times {\mathrm{19}}^1\times {\mathrm{16301}}^1$

素因数の和:16340

約数の個数: 64

約数和(自身を含む): 234748800

約数和(自身を除く): 152982984

約数列:

[1, 2, 3, 4, 6, 8, 11, 12, 19, 22, 24, 33, 38, 44, 57, 66, 76, 88, 114, 132, 152, 209, 228, 264, 418, 456, 627, 836, 1254, 1672, 2508, 5016, 16301, 32602, 48903, 65204, 97806, 130408, 179311, 195612, 309719, 358622, 391224, 537933, 619438, 717244, 929157, 1075866, 1238876, 1434488, 1858314, 2151732, 2477752, 3406909, 3716628, 4303464, 6813818, 7433256, 10220727, 13627636, 20441454, 27255272, 40882908, 81765816]

約数ペア:

[(1, 81765816), (2, 40882908), (3, 27255272), (4, 20441454), (6, 13627636), (8, 10220727), (11, 7433256), (12, 6813818), (19, 4303464), (22, 3716628), (24, 3406909), (33, 2477752), (38, 2151732), (44, 1858314), (57, 1434488), (66, 1238876), (76, 1075866), (88, 929157), (114, 717244), (132, 619438), (152, 537933), (209, 391224), (228, 358622), (264, 309719), (418, 195612), (456, 179311), (627, 130408), (836, 97806), (1254, 65204), (1672, 48903), (2508, 32602), (5016, 16301)]