74017790

素因数分解:

$2^1\times 5^1\times 7^1\times {\mathrm{11}}^1\times {\mathrm{97}}^1\times {\mathrm{991}}^1$

素因数の和:1113

約数の個数: 64

約数和(自身を含む): 167989248

約数和(自身を除く): 93971458

約数列:

[1, 2, 5, 7, 10, 11, 14, 22, 35, 55, 70, 77, 97, 110, 154, 194, 385, 485, 679, 770, 970, 991, 1067, 1358, 1982, 2134, 3395, 4955, 5335, 6790, 6937, 7469, 9910, 10670, 10901, 13874, 14938, 21802, 34685, 37345, 54505, 69370, 74690, 76307, 96127, 109010, 152614, 192254, 381535, 480635, 672889, 763070, 961270, 1057397, 1345778, 2114794, 3364445, 5286985, 6728890, 7401779, 10573970, 14803558, 37008895, 74017790]

約数ペア:

[(1, 74017790), (2, 37008895), (5, 14803558), (7, 10573970), (10, 7401779), (11, 6728890), (14, 5286985), (22, 3364445), (35, 2114794), (55, 1345778), (70, 1057397), (77, 961270), (97, 763070), (110, 672889), (154, 480635), (194, 381535), (385, 192254), (485, 152614), (679, 109010), (770, 96127), (970, 76307), (991, 74690), (1067, 69370), (1358, 54505), (1982, 37345), (2134, 34685), (3395, 21802), (4955, 14938), (5335, 13874), (6790, 10901), (6937, 10670), (7469, 9910)]