257440731910

素因数分解:

$2^1\times 5^1\times {\mathrm{137}}^1\times {\mathrm{821}}^1\times {\mathrm{228883}}^1$

素因数の和:229848

約数の個数: 32

約数和(自身を含む): 467346337632

約数和(自身を除く): 209905605722

約数列:

[1, 2, 5, 10, 137, 274, 685, 821, 1370, 1642, 4105, 8210, 112477, 224954, 228883, 457766, 562385, 1124770, 1144415, 2288830, 31356971, 62713942, 156784855, 187912943, 313569710, 375825886, 939564715, 1879129430, 25744073191, 51488146382, 128720365955, 257440731910]

約数ペア:

[(1, 257440731910), (2, 128720365955), (5, 51488146382), (10, 25744073191), (137, 1879129430), (274, 939564715), (685, 375825886), (821, 313569710), (1370, 187912943), (1642, 156784855), (4105, 62713942), (8210, 31356971), (112477, 2288830), (224954, 1144415), (228883, 1124770), (457766, 562385)]