72073904

素因数分解:

$2^4\times 7^3\times {\mathrm{23}}^1\times {\mathrm{571}}^1$

素因数の和:623

約数の個数: 80

約数和(自身を含む): 170227200

約数和(自身を除く): 98153296

約数列:

[1, 2, 4, 7, 8, 14, 16, 23, 28, 46, 49, 56, 92, 98, 112, 161, 184, 196, 322, 343, 368, 392, 571, 644, 686, 784, 1127, 1142, 1288, 1372, 2254, 2284, 2576, 2744, 3997, 4508, 4568, 5488, 7889, 7994, 9016, 9136, 13133, 15778, 15988, 18032, 26266, 27979, 31556, 31976, 52532, 55958, 63112, 63952, 91931, 105064, 111916, 126224, 183862, 195853, 210128, 223832, 367724, 391706, 447664, 643517, 735448, 783412, 1287034, 1470896, 1566824, 2574068, 3133648, 4504619, 5148136, 9009238, 10296272, 18018476, 36036952, 72073904]

約数ペア:

[(1, 72073904), (2, 36036952), (4, 18018476), (7, 10296272), (8, 9009238), (14, 5148136), (16, 4504619), (23, 3133648), (28, 2574068), (46, 1566824), (49, 1470896), (56, 1287034), (92, 783412), (98, 735448), (112, 643517), (161, 447664), (184, 391706), (196, 367724), (322, 223832), (343, 210128), (368, 195853), (392, 183862), (571, 126224), (644, 111916), (686, 105064), (784, 91931), (1127, 63952), (1142, 63112), (1288, 55958), (1372, 52532), (2254, 31976), (2284, 31556), (2576, 27979), (2744, 26266), (3997, 18032), (4508, 15988), (4568, 15778), (5488, 13133), (7889, 9136), (7994, 9016)]