77760176

素因数分解:

$2^4\times {\mathrm{13}}^1\times {\mathrm{17}}^1\times {\mathrm{21991}}^1$

素因数の和:22029

約数の個数: 40

約数和(自身を含む): 171801504

約数和(自身を除く): 94041328

約数列:

[1, 2, 4, 8, 13, 16, 17, 26, 34, 52, 68, 104, 136, 208, 221, 272, 442, 884, 1768, 3536, 21991, 43982, 87964, 175928, 285883, 351856, 373847, 571766, 747694, 1143532, 1495388, 2287064, 2990776, 4574128, 4860011, 5981552, 9720022, 19440044, 38880088, 77760176]

約数ペア:

[(1, 77760176), (2, 38880088), (4, 19440044), (8, 9720022), (13, 5981552), (16, 4860011), (17, 4574128), (26, 2990776), (34, 2287064), (52, 1495388), (68, 1143532), (104, 747694), (136, 571766), (208, 373847), (221, 351856), (272, 285883), (442, 175928), (884, 87964), (1768, 43982), (3536, 21991)]