77853820

素因数分解:

$2^2\times 5^1\times {\mathrm{11}}^2\times {\mathrm{53}}^1\times {\mathrm{607}}^1$

素因数の和:691

約数の個数: 72

約数和(自身を含む): 183399552

約数和(自身を除く): 105545732

約数列:

[1, 2, 4, 5, 10, 11, 20, 22, 44, 53, 55, 106, 110, 121, 212, 220, 242, 265, 484, 530, 583, 605, 607, 1060, 1166, 1210, 1214, 2332, 2420, 2428, 2915, 3035, 5830, 6070, 6413, 6677, 11660, 12140, 12826, 13354, 25652, 26708, 32065, 32171, 33385, 64130, 64342, 66770, 73447, 128260, 128684, 133540, 146894, 160855, 293788, 321710, 353881, 367235, 643420, 707762, 734470, 1415524, 1468940, 1769405, 3538810, 3892691, 7077620, 7785382, 15570764, 19463455, 38926910, 77853820]

約数ペア:

[(1, 77853820), (2, 38926910), (4, 19463455), (5, 15570764), (10, 7785382), (11, 7077620), (20, 3892691), (22, 3538810), (44, 1769405), (53, 1468940), (55, 1415524), (106, 734470), (110, 707762), (121, 643420), (212, 367235), (220, 353881), (242, 321710), (265, 293788), (484, 160855), (530, 146894), (583, 133540), (605, 128684), (607, 128260), (1060, 73447), (1166, 66770), (1210, 64342), (1214, 64130), (2332, 33385), (2420, 32171), (2428, 32065), (2915, 26708), (3035, 25652), (5830, 13354), (6070, 12826), (6413, 12140), (6677, 11660)]