65476420

素因数分解:

$2^2\times 5^1\times {\mathrm{67}}^1\times {\mathrm{131}}^1\times {\mathrm{373}}^1$

素因数の和:580

約数の個数: 48

約数和(自身を含む): 140995008

約数和(自身を除く): 75518588

約数列:

[1, 2, 4, 5, 10, 20, 67, 131, 134, 262, 268, 335, 373, 524, 655, 670, 746, 1310, 1340, 1492, 1865, 2620, 3730, 7460, 8777, 17554, 24991, 35108, 43885, 48863, 49982, 87770, 97726, 99964, 124955, 175540, 195452, 244315, 249910, 488630, 499820, 977260, 3273821, 6547642, 13095284, 16369105, 32738210, 65476420]

約数ペア:

[(1, 65476420), (2, 32738210), (4, 16369105), (5, 13095284), (10, 6547642), (20, 3273821), (67, 977260), (131, 499820), (134, 488630), (262, 249910), (268, 244315), (335, 195452), (373, 175540), (524, 124955), (655, 99964), (670, 97726), (746, 87770), (1310, 49982), (1340, 48863), (1492, 43885), (1865, 35108), (2620, 24991), (3730, 17554), (7460, 8777)]