64769840

素因数分解:

$2^4\times 5^1\times {\mathrm{23}}^1\times {\mathrm{35201}}^1$

素因数の和:35237

約数の個数: 40

約数和(自身を含む): 157141728

約数和(自身を除く): 92371888

約数列:

[1, 2, 4, 5, 8, 10, 16, 20, 23, 40, 46, 80, 92, 115, 184, 230, 368, 460, 920, 1840, 35201, 70402, 140804, 176005, 281608, 352010, 563216, 704020, 809623, 1408040, 1619246, 2816080, 3238492, 4048115, 6476984, 8096230, 12953968, 16192460, 32384920, 64769840]

約数ペア:

[(1, 64769840), (2, 32384920), (4, 16192460), (5, 12953968), (8, 8096230), (10, 6476984), (16, 4048115), (20, 3238492), (23, 2816080), (40, 1619246), (46, 1408040), (80, 809623), (92, 704020), (115, 563216), (184, 352010), (230, 281608), (368, 176005), (460, 140804), (920, 70402), (1840, 35201)]