67940704

素因数分解:

$2^5\times {\mathrm{13}}^2\times {\mathrm{17}}^1\times {\mathrm{739}}^1$

素因数の和:792

約数の個数: 72

約数和(自身を含む): 153566280

約数和(自身を除く): 85625576

約数列:

[1, 2, 4, 8, 13, 16, 17, 26, 32, 34, 52, 68, 104, 136, 169, 208, 221, 272, 338, 416, 442, 544, 676, 739, 884, 1352, 1478, 1768, 2704, 2873, 2956, 3536, 5408, 5746, 5912, 7072, 9607, 11492, 11824, 12563, 19214, 22984, 23648, 25126, 38428, 45968, 50252, 76856, 91936, 100504, 124891, 153712, 163319, 201008, 249782, 307424, 326638, 402016, 499564, 653276, 999128, 1306552, 1998256, 2123147, 2613104, 3996512, 4246294, 5226208, 8492588, 16985176, 33970352, 67940704]

約数ペア:

[(1, 67940704), (2, 33970352), (4, 16985176), (8, 8492588), (13, 5226208), (16, 4246294), (17, 3996512), (26, 2613104), (32, 2123147), (34, 1998256), (52, 1306552), (68, 999128), (104, 653276), (136, 499564), (169, 402016), (208, 326638), (221, 307424), (272, 249782), (338, 201008), (416, 163319), (442, 153712), (544, 124891), (676, 100504), (739, 91936), (884, 76856), (1352, 50252), (1478, 45968), (1768, 38428), (2704, 25126), (2873, 23648), (2956, 22984), (3536, 19214), (5408, 12563), (5746, 11824), (5912, 11492), (7072, 9607)]