64720088

素因数分解:

$2^3\times {\mathrm{17}}^1\times {\mathrm{89}}^1\times {\mathrm{5347}}^1$

素因数の和:5459

約数の個数: 32

約数和(自身を含む): 129956400

約数和(自身を除く): 65236312

約数列:

[1, 2, 4, 8, 17, 34, 68, 89, 136, 178, 356, 712, 1513, 3026, 5347, 6052, 10694, 12104, 21388, 42776, 90899, 181798, 363596, 475883, 727192, 951766, 1903532, 3807064, 8090011, 16180022, 32360044, 64720088]

約数ペア:

[(1, 64720088), (2, 32360044), (4, 16180022), (8, 8090011), (17, 3807064), (34, 1903532), (68, 951766), (89, 727192), (136, 475883), (178, 363596), (356, 181798), (712, 90899), (1513, 42776), (3026, 21388), (5347, 12104), (6052, 10694)]