68396980

素因数分解:

$2^2\times 5^1\times {\mathrm{83}}^1\times {\mathrm{41203}}^1$

素因数の和:41295

約数の個数: 24

約数和(自身を含む): 145367712

約数和(自身を除く): 76970732

約数列:

[1, 2, 4, 5, 10, 20, 83, 166, 332, 415, 830, 1660, 41203, 82406, 164812, 206015, 412030, 824060, 3419849, 6839698, 13679396, 17099245, 34198490, 68396980]

約数ペア:

[(1, 68396980), (2, 34198490), (4, 17099245), (5, 13679396), (10, 6839698), (20, 3419849), (83, 824060), (166, 412030), (332, 206015), (415, 164812), (830, 82406), (1660, 41203)]