81295136

素因数分解:

$2^5\times {\mathrm{13}}^1\times {\mathrm{73}}^1\times {\mathrm{2677}}^1$

素因数の和:2773

約数の個数: 48

約数和(自身を含む): 174787704

約数和(自身を除く): 93492568

約数列:

[1, 2, 4, 8, 13, 16, 26, 32, 52, 73, 104, 146, 208, 292, 416, 584, 949, 1168, 1898, 2336, 2677, 3796, 5354, 7592, 10708, 15184, 21416, 30368, 34801, 42832, 69602, 85664, 139204, 195421, 278408, 390842, 556816, 781684, 1113632, 1563368, 2540473, 3126736, 5080946, 6253472, 10161892, 20323784, 40647568, 81295136]

約数ペア:

[(1, 81295136), (2, 40647568), (4, 20323784), (8, 10161892), (13, 6253472), (16, 5080946), (26, 3126736), (32, 2540473), (52, 1563368), (73, 1113632), (104, 781684), (146, 556816), (208, 390842), (292, 278408), (416, 195421), (584, 139204), (949, 85664), (1168, 69602), (1898, 42832), (2336, 34801), (2677, 30368), (3796, 21416), (5354, 15184), (7592, 10708)]