77689480

素因数分解:

$2^3\times 5^1\times {\mathrm{11}}^1\times {\mathrm{19}}^1\times {\mathrm{9293}}^1$

素因数の和:9334

約数の個数: 64

約数和(自身を含む): 200750400

約数和(自身を除く): 123060920

約数列:

[1, 2, 4, 5, 8, 10, 11, 19, 20, 22, 38, 40, 44, 55, 76, 88, 95, 110, 152, 190, 209, 220, 380, 418, 440, 760, 836, 1045, 1672, 2090, 4180, 8360, 9293, 18586, 37172, 46465, 74344, 92930, 102223, 176567, 185860, 204446, 353134, 371720, 408892, 511115, 706268, 817784, 882835, 1022230, 1412536, 1765670, 1942237, 2044460, 3531340, 3884474, 4088920, 7062680, 7768948, 9711185, 15537896, 19422370, 38844740, 77689480]

約数ペア:

[(1, 77689480), (2, 38844740), (4, 19422370), (5, 15537896), (8, 9711185), (10, 7768948), (11, 7062680), (19, 4088920), (20, 3884474), (22, 3531340), (38, 2044460), (40, 1942237), (44, 1765670), (55, 1412536), (76, 1022230), (88, 882835), (95, 817784), (110, 706268), (152, 511115), (190, 408892), (209, 371720), (220, 353134), (380, 204446), (418, 185860), (440, 176567), (760, 102223), (836, 92930), (1045, 74344), (1672, 46465), (2090, 37172), (4180, 18586), (8360, 9293)]