159277640

素因数分解:

$2^3\times 5^1\times {\mathrm{173}}^1\times {\mathrm{23017}}^1$

素因数の和:23201

約数の個数: 32

約数和(自身を含む): 360461880

約数和(自身を除く): 201184240

約数列:

[1, 2, 4, 5, 8, 10, 20, 40, 173, 346, 692, 865, 1384, 1730, 3460, 6920, 23017, 46034, 92068, 115085, 184136, 230170, 460340, 920680, 3981941, 7963882, 15927764, 19909705, 31855528, 39819410, 79638820, 159277640]

約数ペア:

[(1, 159277640), (2, 79638820), (4, 39819410), (5, 31855528), (8, 19909705), (10, 15927764), (20, 7963882), (40, 3981941), (173, 920680), (346, 460340), (692, 230170), (865, 184136), (1384, 115085), (1730, 92068), (3460, 46034), (6920, 23017)]