81954770

素因数分解:

$2^1\times 5^1\times {\mathrm{137}}^1\times {\mathrm{163}}^1\times {\mathrm{367}}^1$

素因数の和:674

約数の個数: 32

約数和(自身を含む): 149914368

約数和(自身を除く): 67959598

約数列:

[1, 2, 5, 10, 137, 163, 274, 326, 367, 685, 734, 815, 1370, 1630, 1835, 3670, 22331, 44662, 50279, 59821, 100558, 111655, 119642, 223310, 251395, 299105, 502790, 598210, 8195477, 16390954, 40977385, 81954770]

約数ペア:

[(1, 81954770), (2, 40977385), (5, 16390954), (10, 8195477), (137, 598210), (163, 502790), (274, 299105), (326, 251395), (367, 223310), (685, 119642), (734, 111655), (815, 100558), (1370, 59821), (1630, 50279), (1835, 44662), (3670, 22331)]