66706910

素因数分解:

$2^1\times 5^1\times {\mathrm{19}}^1\times {\mathrm{109}}^1\times {\mathrm{3221}}^1$

素因数の和:3356

約数の個数: 32

約数和(自身を含む): 127591200

約数和(自身を除く): 60884290

約数列:

[1, 2, 5, 10, 19, 38, 95, 109, 190, 218, 545, 1090, 2071, 3221, 4142, 6442, 10355, 16105, 20710, 32210, 61199, 122398, 305995, 351089, 611990, 702178, 1755445, 3510890, 6670691, 13341382, 33353455, 66706910]

約数ペア:

[(1, 66706910), (2, 33353455), (5, 13341382), (10, 6670691), (19, 3510890), (38, 1755445), (95, 702178), (109, 611990), (190, 351089), (218, 305995), (545, 122398), (1090, 61199), (2071, 32210), (3221, 20710), (4142, 16105), (6442, 10355)]