85356140

素因数分解:

$2^2\times 5^1\times {\mathrm{149}}^1\times {\mathrm{28643}}^1$

素因数の和:28801

約数の個数: 24

約数和(自身を含む): 180457200

約数和(自身を除く): 95101060

約数列:

[1, 2, 4, 5, 10, 20, 149, 298, 596, 745, 1490, 2980, 28643, 57286, 114572, 143215, 286430, 572860, 4267807, 8535614, 17071228, 21339035, 42678070, 85356140]

約数ペア:

[(1, 85356140), (2, 42678070), (4, 21339035), (5, 17071228), (10, 8535614), (20, 4267807), (149, 572860), (298, 286430), (596, 143215), (745, 114572), (1490, 57286), (2980, 28643)]