81742596

素因数分解:

$2^2\times 3^1\times {\mathrm{13}}^2\times {\mathrm{17}}^1\times {\mathrm{2371}}^1$

素因数の和:2421

約数の個数: 72

約数和(自身を含む): 218774304

約数和(自身を除く): 137031708

約数列:

[1, 2, 3, 4, 6, 12, 13, 17, 26, 34, 39, 51, 52, 68, 78, 102, 156, 169, 204, 221, 338, 442, 507, 663, 676, 884, 1014, 1326, 2028, 2371, 2652, 2873, 4742, 5746, 7113, 8619, 9484, 11492, 14226, 17238, 28452, 30823, 34476, 40307, 61646, 80614, 92469, 120921, 123292, 161228, 184938, 241842, 369876, 400699, 483684, 523991, 801398, 1047982, 1202097, 1571973, 1602796, 2095964, 2404194, 3143946, 4808388, 6287892, 6811883, 13623766, 20435649, 27247532, 40871298, 81742596]

約数ペア:

[(1, 81742596), (2, 40871298), (3, 27247532), (4, 20435649), (6, 13623766), (12, 6811883), (13, 6287892), (17, 4808388), (26, 3143946), (34, 2404194), (39, 2095964), (51, 1602796), (52, 1571973), (68, 1202097), (78, 1047982), (102, 801398), (156, 523991), (169, 483684), (204, 400699), (221, 369876), (338, 241842), (442, 184938), (507, 161228), (663, 123292), (676, 120921), (884, 92469), (1014, 80614), (1326, 61646), (2028, 40307), (2371, 34476), (2652, 30823), (2873, 28452), (4742, 17238), (5746, 14226), (7113, 11492), (8619, 9484)]