86616590

素因数分解:

$2^1\times 5^1\times {\mathrm{101}}^1\times {\mathrm{191}}^1\times {\mathrm{449}}^1$

素因数の和:748

約数の個数: 32

約数和(自身を含む): 158630400

約数和(自身を除く): 72013810

約数列:

[1, 2, 5, 10, 101, 191, 202, 382, 449, 505, 898, 955, 1010, 1910, 2245, 4490, 19291, 38582, 45349, 85759, 90698, 96455, 171518, 192910, 226745, 428795, 453490, 857590, 8661659, 17323318, 43308295, 86616590]

約数ペア:

[(1, 86616590), (2, 43308295), (5, 17323318), (10, 8661659), (101, 857590), (191, 453490), (202, 428795), (382, 226745), (449, 192910), (505, 171518), (898, 96455), (955, 90698), (1010, 85759), (1910, 45349), (2245, 38582), (4490, 19291)]