77935190

素因数分解:

$2^1\times 5^1\times {\mathrm{137}}^1\times {\mathrm{163}}^1\times {\mathrm{349}}^1$

素因数の和:656

約数の個数: 32

約数和(自身を含む): 142581600

約数和(自身を除く): 64646410

約数列:

[1, 2, 5, 10, 137, 163, 274, 326, 349, 685, 698, 815, 1370, 1630, 1745, 3490, 22331, 44662, 47813, 56887, 95626, 111655, 113774, 223310, 239065, 284435, 478130, 568870, 7793519, 15587038, 38967595, 77935190]

約数ペア:

[(1, 77935190), (2, 38967595), (5, 15587038), (10, 7793519), (137, 568870), (163, 478130), (274, 284435), (326, 239065), (349, 223310), (685, 113774), (698, 111655), (815, 95626), (1370, 56887), (1630, 47813), (1745, 44662), (3490, 22331)]