78068320

素因数分解:

$2^5\times 5^1\times {\mathrm{11}}^1\times {\mathrm{44357}}^1$

素因数の和:44383

約数の個数: 48

約数和(自身を含む): 201207888

約数和(自身を除く): 123139568

約数列:

[1, 2, 4, 5, 8, 10, 11, 16, 20, 22, 32, 40, 44, 55, 80, 88, 110, 160, 176, 220, 352, 440, 880, 1760, 44357, 88714, 177428, 221785, 354856, 443570, 487927, 709712, 887140, 975854, 1419424, 1774280, 1951708, 2439635, 3548560, 3903416, 4879270, 7097120, 7806832, 9758540, 15613664, 19517080, 39034160, 78068320]

約数ペア:

[(1, 78068320), (2, 39034160), (4, 19517080), (5, 15613664), (8, 9758540), (10, 7806832), (11, 7097120), (16, 4879270), (20, 3903416), (22, 3548560), (32, 2439635), (40, 1951708), (44, 1774280), (55, 1419424), (80, 975854), (88, 887140), (110, 709712), (160, 487927), (176, 443570), (220, 354856), (352, 221785), (440, 177428), (880, 88714), (1760, 44357)]