304813145

素因数分解:

$5^1\times 7^1\times {\mathrm{13}}^1\times {\mathrm{17}}^1\times {\mathrm{157}}^1\times {\mathrm{251}}^1$

素因数の和:450

約数の個数: 64

約数和(自身を含む): 481614336

約数和(自身を除く): 176801191

約数列:

[1, 5, 7, 13, 17, 35, 65, 85, 91, 119, 157, 221, 251, 455, 595, 785, 1099, 1105, 1255, 1547, 1757, 2041, 2669, 3263, 4267, 5495, 7735, 8785, 10205, 13345, 14287, 16315, 18683, 21335, 22841, 29869, 34697, 39407, 55471, 71435, 93415, 114205, 149345, 173485, 197035, 242879, 275849, 277355, 388297, 512291, 669919, 1214395, 1379245, 1941485, 2561455, 3349595, 3586037, 4689433, 8708947, 17930185, 23447165, 43544735, 60962629, 304813145]

約数ペア:

[(1, 304813145), (5, 60962629), (7, 43544735), (13, 23447165), (17, 17930185), (35, 8708947), (65, 4689433), (85, 3586037), (91, 3349595), (119, 2561455), (157, 1941485), (221, 1379245), (251, 1214395), (455, 669919), (595, 512291), (785, 388297), (1099, 277355), (1105, 275849), (1255, 242879), (1547, 197035), (1757, 173485), (2041, 149345), (2669, 114205), (3263, 93415), (4267, 71435), (5495, 55471), (7735, 39407), (8785, 34697), (10205, 29869), (13345, 22841), (14287, 21335), (16315, 18683)]