159513968

素因数分解:

$2^4\times {\mathrm{19}}^1\times {\mathrm{647}}^1\times {\mathrm{811}}^1$

素因数の和:1485

約数の個数: 40

約数和(自身を含む): 326229120

約数和(自身を除く): 166715152

約数列:

[1, 2, 4, 8, 16, 19, 38, 76, 152, 304, 647, 811, 1294, 1622, 2588, 3244, 5176, 6488, 10352, 12293, 12976, 15409, 24586, 30818, 49172, 61636, 98344, 123272, 196688, 246544, 524717, 1049434, 2098868, 4197736, 8395472, 9969623, 19939246, 39878492, 79756984, 159513968]

約数ペア:

[(1, 159513968), (2, 79756984), (4, 39878492), (8, 19939246), (16, 9969623), (19, 8395472), (38, 4197736), (76, 2098868), (152, 1049434), (304, 524717), (647, 246544), (811, 196688), (1294, 123272), (1622, 98344), (2588, 61636), (3244, 49172), (5176, 30818), (6488, 24586), (10352, 15409), (12293, 12976)]