81982670

素因数分解:

$2^1\times 5^1\times 7^1\times {\mathrm{11}}^1\times {\mathrm{17}}^1\times {\mathrm{6263}}^1$

素因数の和:6305

約数の個数: 64

約数和(自身を含む): 194835456

約数和(自身を除く): 112852786

約数列:

[1, 2, 5, 7, 10, 11, 14, 17, 22, 34, 35, 55, 70, 77, 85, 110, 119, 154, 170, 187, 238, 374, 385, 595, 770, 935, 1190, 1309, 1870, 2618, 6263, 6545, 12526, 13090, 31315, 43841, 62630, 68893, 87682, 106471, 137786, 212942, 219205, 344465, 438410, 482251, 532355, 688930, 745297, 964502, 1064710, 1171181, 1490594, 2342362, 2411255, 3726485, 4822510, 5855905, 7452970, 8198267, 11711810, 16396534, 40991335, 81982670]

約数ペア:

[(1, 81982670), (2, 40991335), (5, 16396534), (7, 11711810), (10, 8198267), (11, 7452970), (14, 5855905), (17, 4822510), (22, 3726485), (34, 2411255), (35, 2342362), (55, 1490594), (70, 1171181), (77, 1064710), (85, 964502), (110, 745297), (119, 688930), (154, 532355), (170, 482251), (187, 438410), (238, 344465), (374, 219205), (385, 212942), (595, 137786), (770, 106471), (935, 87682), (1190, 68893), (1309, 62630), (1870, 43841), (2618, 31315), (6263, 13090), (6545, 12526)]