78481810

素因数分解:

$2^1\times 5^1\times {\mathrm{11}}^2\times {\mathrm{37}}^1\times {\mathrm{1753}}^1$

素因数の和:1819

約数の個数: 48

約数和(自身を含む): 159564888

約数和(自身を除く): 81083078

約数列:

[1, 2, 5, 10, 11, 22, 37, 55, 74, 110, 121, 185, 242, 370, 407, 605, 814, 1210, 1753, 2035, 3506, 4070, 4477, 8765, 8954, 17530, 19283, 22385, 38566, 44770, 64861, 96415, 129722, 192830, 212113, 324305, 424226, 648610, 713471, 1060565, 1426942, 2121130, 3567355, 7134710, 7848181, 15696362, 39240905, 78481810]

約数ペア:

[(1, 78481810), (2, 39240905), (5, 15696362), (10, 7848181), (11, 7134710), (22, 3567355), (37, 2121130), (55, 1426942), (74, 1060565), (110, 713471), (121, 648610), (185, 424226), (242, 324305), (370, 212113), (407, 192830), (605, 129722), (814, 96415), (1210, 64861), (1753, 44770), (2035, 38566), (3506, 22385), (4070, 19283), (4477, 17530), (8765, 8954)]