78752770

素因数分解:

$2^1\times 5^1\times {\mathrm{103}}^1\times {\mathrm{157}}^1\times {\mathrm{487}}^1$

素因数の和:754

約数の個数: 32

約数和(自身を含む): 144338688

約数和(自身を除く): 65585918

約数列:

[1, 2, 5, 10, 103, 157, 206, 314, 487, 515, 785, 974, 1030, 1570, 2435, 4870, 16171, 32342, 50161, 76459, 80855, 100322, 152918, 161710, 250805, 382295, 501610, 764590, 7875277, 15750554, 39376385, 78752770]

約数ペア:

[(1, 78752770), (2, 39376385), (5, 15750554), (10, 7875277), (103, 764590), (157, 501610), (206, 382295), (314, 250805), (487, 161710), (515, 152918), (785, 100322), (974, 80855), (1030, 76459), (1570, 50161), (2435, 32342), (4870, 16171)]