69312490

素因数分解:

$2^1\times 5^1\times {\mathrm{13}}^1\times {\mathrm{163}}^1\times {\mathrm{3271}}^1$

素因数の和:3454

約数の個数: 32

約数和(自身を含む): 135225216

約数和(自身を除く): 65912726

約数列:

[1, 2, 5, 10, 13, 26, 65, 130, 163, 326, 815, 1630, 2119, 3271, 4238, 6542, 10595, 16355, 21190, 32710, 42523, 85046, 212615, 425230, 533173, 1066346, 2665865, 5331730, 6931249, 13862498, 34656245, 69312490]

約数ペア:

[(1, 69312490), (2, 34656245), (5, 13862498), (10, 6931249), (13, 5331730), (26, 2665865), (65, 1066346), (130, 533173), (163, 425230), (326, 212615), (815, 85046), (1630, 42523), (2119, 32710), (3271, 21190), (4238, 16355), (6542, 10595)]