66796816

素因数分解:

$2^4\times {\mathrm{31}}^1\times {\mathrm{137}}^1\times {\mathrm{983}}^1$

素因数の和:1159

約数の個数: 40

約数和(自身を含む): 134705664

約数和(自身を除く): 67908848

約数列:

[1, 2, 4, 8, 16, 31, 62, 124, 137, 248, 274, 496, 548, 983, 1096, 1966, 2192, 3932, 4247, 7864, 8494, 15728, 16988, 30473, 33976, 60946, 67952, 121892, 134671, 243784, 269342, 487568, 538684, 1077368, 2154736, 4174801, 8349602, 16699204, 33398408, 66796816]

約数ペア:

[(1, 66796816), (2, 33398408), (4, 16699204), (8, 8349602), (16, 4174801), (31, 2154736), (62, 1077368), (124, 538684), (137, 487568), (248, 269342), (274, 243784), (496, 134671), (548, 121892), (983, 67952), (1096, 60946), (1966, 33976), (2192, 30473), (3932, 16988), (4247, 15728), (7864, 8494)]