76821640

素因数分解:

$2^3\times 5^1\times 7^1\times {\mathrm{17}}^1\times {\mathrm{16139}}^1$

素因数の和:16174

約数の個数: 64

約数和(自身を含む): 209174400

約数和(自身を除く): 132352760

約数列:

[1, 2, 4, 5, 7, 8, 10, 14, 17, 20, 28, 34, 35, 40, 56, 68, 70, 85, 119, 136, 140, 170, 238, 280, 340, 476, 595, 680, 952, 1190, 2380, 4760, 16139, 32278, 64556, 80695, 112973, 129112, 161390, 225946, 274363, 322780, 451892, 548726, 564865, 645560, 903784, 1097452, 1129730, 1371815, 1920541, 2194904, 2259460, 2743630, 3841082, 4518920, 5487260, 7682164, 9602705, 10974520, 15364328, 19205410, 38410820, 76821640]

約数ペア:

[(1, 76821640), (2, 38410820), (4, 19205410), (5, 15364328), (7, 10974520), (8, 9602705), (10, 7682164), (14, 5487260), (17, 4518920), (20, 3841082), (28, 2743630), (34, 2259460), (35, 2194904), (40, 1920541), (56, 1371815), (68, 1129730), (70, 1097452), (85, 903784), (119, 645560), (136, 564865), (140, 548726), (170, 451892), (238, 322780), (280, 274363), (340, 225946), (476, 161390), (595, 129112), (680, 112973), (952, 80695), (1190, 64556), (2380, 32278), (4760, 16139)]