201038540

素因数分解:

$2^2\times 5^1\times {\mathrm{53}}^1\times {\mathrm{89}}^1\times {\mathrm{2131}}^1$

素因数の和:2282

約数の個数: 48

約数和(自身を含む): 435183840

約数和(自身を除く): 234145300

約数列:

[1, 2, 4, 5, 10, 20, 53, 89, 106, 178, 212, 265, 356, 445, 530, 890, 1060, 1780, 2131, 4262, 4717, 8524, 9434, 10655, 18868, 21310, 23585, 42620, 47170, 94340, 112943, 189659, 225886, 379318, 451772, 564715, 758636, 948295, 1129430, 1896590, 2258860, 3793180, 10051927, 20103854, 40207708, 50259635, 100519270, 201038540]

約数ペア:

[(1, 201038540), (2, 100519270), (4, 50259635), (5, 40207708), (10, 20103854), (20, 10051927), (53, 3793180), (89, 2258860), (106, 1896590), (178, 1129430), (212, 948295), (265, 758636), (356, 564715), (445, 451772), (530, 379318), (890, 225886), (1060, 189659), (1780, 112943), (2131, 94340), (4262, 47170), (4717, 42620), (8524, 23585), (9434, 21310), (10655, 18868)]