80317792

素因数分解:

$2^5\times {\mathrm{17}}^1\times {\mathrm{191}}^1\times {\mathrm{773}}^1$

素因数の和:991

約数の個数: 48

約数和(自身を含む): 168521472

約数和(自身を除く): 88203680

約数列:

[1, 2, 4, 8, 16, 17, 32, 34, 68, 136, 191, 272, 382, 544, 764, 773, 1528, 1546, 3056, 3092, 3247, 6112, 6184, 6494, 12368, 12988, 13141, 24736, 25976, 26282, 51952, 52564, 103904, 105128, 147643, 210256, 295286, 420512, 590572, 1181144, 2362288, 2509931, 4724576, 5019862, 10039724, 20079448, 40158896, 80317792]

約数ペア:

[(1, 80317792), (2, 40158896), (4, 20079448), (8, 10039724), (16, 5019862), (17, 4724576), (32, 2509931), (34, 2362288), (68, 1181144), (136, 590572), (191, 420512), (272, 295286), (382, 210256), (544, 147643), (764, 105128), (773, 103904), (1528, 52564), (1546, 51952), (3056, 26282), (3092, 25976), (3247, 24736), (6112, 13141), (6184, 12988), (6494, 12368)]