68472430

素因数分解:

$2^1\times 5^1\times {\mathrm{13}}^1\times {\mathrm{17}}^1\times {\mathrm{30983}}^1$

素因数の和:31020

約数の個数: 32

約数和(自身を含む): 140543424

約数和(自身を除く): 72070994

約数列:

[1, 2, 5, 10, 13, 17, 26, 34, 65, 85, 130, 170, 221, 442, 1105, 2210, 30983, 61966, 154915, 309830, 402779, 526711, 805558, 1053422, 2013895, 2633555, 4027790, 5267110, 6847243, 13694486, 34236215, 68472430]

約数ペア:

[(1, 68472430), (2, 34236215), (5, 13694486), (10, 6847243), (13, 5267110), (17, 4027790), (26, 2633555), (34, 2013895), (65, 1053422), (85, 805558), (130, 526711), (170, 402779), (221, 309830), (442, 154915), (1105, 61966), (2210, 30983)]