8377120

素因数分解:

$2^5\times 5^1\times {\mathrm{41}}^1\times {\mathrm{1277}}^1$

素因数の和:1333

約数の個数: 48

約数和(自身を含む): 20289528

約数和(自身を除く): 11912408

約数列:

[1, 2, 4, 5, 8, 10, 16, 20, 32, 40, 41, 80, 82, 160, 164, 205, 328, 410, 656, 820, 1277, 1312, 1640, 2554, 3280, 5108, 6385, 6560, 10216, 12770, 20432, 25540, 40864, 51080, 52357, 102160, 104714, 204320, 209428, 261785, 418856, 523570, 837712, 1047140, 1675424, 2094280, 4188560, 8377120]

約数ペア:

[(1, 8377120), (2, 4188560), (4, 2094280), (5, 1675424), (8, 1047140), (10, 837712), (16, 523570), (20, 418856), (32, 261785), (40, 209428), (41, 204320), (80, 104714), (82, 102160), (160, 52357), (164, 51080), (205, 40864), (328, 25540), (410, 20432), (656, 12770), (820, 10216), (1277, 6560), (1312, 6385), (1640, 5108), (2554, 3280)]