81846752

素因数分解:

$2^5\times {\mathrm{13}}^1\times {\mathrm{181}}^1\times {\mathrm{1087}}^1$

素因数の和:1291

約数の個数: 48

約数和(自身を含む): 174650112

約数和(自身を除く): 92803360

約数列:

[1, 2, 4, 8, 13, 16, 26, 32, 52, 104, 181, 208, 362, 416, 724, 1087, 1448, 2174, 2353, 2896, 4348, 4706, 5792, 8696, 9412, 14131, 17392, 18824, 28262, 34784, 37648, 56524, 75296, 113048, 196747, 226096, 393494, 452192, 786988, 1573976, 2557711, 3147952, 5115422, 6295904, 10230844, 20461688, 40923376, 81846752]

約数ペア:

[(1, 81846752), (2, 40923376), (4, 20461688), (8, 10230844), (13, 6295904), (16, 5115422), (26, 3147952), (32, 2557711), (52, 1573976), (104, 786988), (181, 452192), (208, 393494), (362, 226096), (416, 196747), (724, 113048), (1087, 75296), (1448, 56524), (2174, 37648), (2353, 34784), (2896, 28262), (4348, 18824), (4706, 17392), (5792, 14131), (8696, 9412)]