7839995015

素因数分解:

$5^1\times {\mathrm{31}}^1\times {\mathrm{71}}^1\times {\mathrm{557}}^1\times {\mathrm{1279}}^1$

素因数の和:1943

約数の個数: 32

約数和(自身を含む): 9873653760

約数和(自身を除く): 2033658745

約数列:

[1, 5, 31, 71, 155, 355, 557, 1279, 2201, 2785, 6395, 11005, 17267, 39547, 39649, 86335, 90809, 197735, 198245, 454045, 712403, 1225957, 2815079, 3562015, 6129785, 14075395, 22084493, 50580613, 110422465, 252903065, 1567999003, 7839995015]

約数ペア:

[(1, 7839995015), (5, 1567999003), (31, 252903065), (71, 110422465), (155, 50580613), (355, 22084493), (557, 14075395), (1279, 6129785), (2201, 3562015), (2785, 2815079), (6395, 1225957), (11005, 712403), (17267, 454045), (39547, 198245), (39649, 197735), (86335, 90809)]