164425120

素因数分解:

$2^5\times 5^1\times {\mathrm{43}}^1\times {\mathrm{23899}}^1$

素因数の和:23957

約数の個数: 48

約数和(自身を含む): 397504800

約数和(自身を除く): 233079680

約数列:

[1, 2, 4, 5, 8, 10, 16, 20, 32, 40, 43, 80, 86, 160, 172, 215, 344, 430, 688, 860, 1376, 1720, 3440, 6880, 23899, 47798, 95596, 119495, 191192, 238990, 382384, 477980, 764768, 955960, 1027657, 1911920, 2055314, 3823840, 4110628, 5138285, 8221256, 10276570, 16442512, 20553140, 32885024, 41106280, 82212560, 164425120]

約数ペア:

[(1, 164425120), (2, 82212560), (4, 41106280), (5, 32885024), (8, 20553140), (10, 16442512), (16, 10276570), (20, 8221256), (32, 5138285), (40, 4110628), (43, 3823840), (80, 2055314), (86, 1911920), (160, 1027657), (172, 955960), (215, 764768), (344, 477980), (430, 382384), (688, 238990), (860, 191192), (1376, 119495), (1720, 95596), (3440, 47798), (6880, 23899)]