61529260

素因数分解:

$2^2\times 5^1\times {\mathrm{13}}^1\times {\mathrm{89}}^1\times {\mathrm{2659}}^1$

素因数の和:2770

約数の個数: 48

約数和(自身を含む): 140767200

約数和(自身を除く): 79237940

約数列:

[1, 2, 4, 5, 10, 13, 20, 26, 52, 65, 89, 130, 178, 260, 356, 445, 890, 1157, 1780, 2314, 2659, 4628, 5318, 5785, 10636, 11570, 13295, 23140, 26590, 34567, 53180, 69134, 138268, 172835, 236651, 345670, 473302, 691340, 946604, 1183255, 2366510, 3076463, 4733020, 6152926, 12305852, 15382315, 30764630, 61529260]

約数ペア:

[(1, 61529260), (2, 30764630), (4, 15382315), (5, 12305852), (10, 6152926), (13, 4733020), (20, 3076463), (26, 2366510), (52, 1183255), (65, 946604), (89, 691340), (130, 473302), (178, 345670), (260, 236651), (356, 172835), (445, 138268), (890, 69134), (1157, 53180), (1780, 34567), (2314, 26590), (2659, 23140), (4628, 13295), (5318, 11570), (5785, 10636)]