81518944

素因数分解:

$2^5\times {\mathrm{13}}^1\times {\mathrm{17}}^1\times {\mathrm{11527}}^1$

素因数の和:11567

約数の個数: 48

約数和(自身を含む): 183018528

約数和(自身を除く): 101499584

約数列:

[1, 2, 4, 8, 13, 16, 17, 26, 32, 34, 52, 68, 104, 136, 208, 221, 272, 416, 442, 544, 884, 1768, 3536, 7072, 11527, 23054, 46108, 92216, 149851, 184432, 195959, 299702, 368864, 391918, 599404, 783836, 1198808, 1567672, 2397616, 2547467, 3135344, 4795232, 5094934, 6270688, 10189868, 20379736, 40759472, 81518944]

約数ペア:

[(1, 81518944), (2, 40759472), (4, 20379736), (8, 10189868), (13, 6270688), (16, 5094934), (17, 4795232), (26, 3135344), (32, 2547467), (34, 2397616), (52, 1567672), (68, 1198808), (104, 783836), (136, 599404), (208, 391918), (221, 368864), (272, 299702), (416, 195959), (442, 184432), (544, 149851), (884, 92216), (1768, 46108), (3536, 23054), (7072, 11527)]