77986790

素因数分解:

$2^1\times 5^1\times 7^1\times {\mathrm{23}}^1\times {\mathrm{59}}^1\times {\mathrm{821}}^1$

素因数の和:917

約数の個数: 64

約数和(自身を含む): 170449920

約数和(自身を除く): 92463130

約数列:

[1, 2, 5, 7, 10, 14, 23, 35, 46, 59, 70, 115, 118, 161, 230, 295, 322, 413, 590, 805, 821, 826, 1357, 1610, 1642, 2065, 2714, 4105, 4130, 5747, 6785, 8210, 9499, 11494, 13570, 18883, 18998, 28735, 37766, 47495, 48439, 57470, 94415, 94990, 96878, 132181, 188830, 242195, 264362, 339073, 484390, 660905, 678146, 1114097, 1321810, 1695365, 2228194, 3390730, 5570485, 7798679, 11140970, 15597358, 38993395, 77986790]

約数ペア:

[(1, 77986790), (2, 38993395), (5, 15597358), (7, 11140970), (10, 7798679), (14, 5570485), (23, 3390730), (35, 2228194), (46, 1695365), (59, 1321810), (70, 1114097), (115, 678146), (118, 660905), (161, 484390), (230, 339073), (295, 264362), (322, 242195), (413, 188830), (590, 132181), (805, 96878), (821, 94990), (826, 94415), (1357, 57470), (1610, 48439), (1642, 47495), (2065, 37766), (2714, 28735), (4105, 18998), (4130, 18883), (5747, 13570), (6785, 11494), (8210, 9499)]