25488684

素因数分解:

$2^2\times 3^2\times {\mathrm{13}}^1\times {\mathrm{107}}^1\times {\mathrm{509}}^1$

素因数の和:639

約数の個数: 72

約数和(自身を含む): 70171920

約数和(自身を除く): 44683236

約数列:

[1, 2, 3, 4, 6, 9, 12, 13, 18, 26, 36, 39, 52, 78, 107, 117, 156, 214, 234, 321, 428, 468, 509, 642, 963, 1018, 1284, 1391, 1527, 1926, 2036, 2782, 3054, 3852, 4173, 4581, 5564, 6108, 6617, 8346, 9162, 12519, 13234, 16692, 18324, 19851, 25038, 26468, 39702, 50076, 54463, 59553, 79404, 108926, 119106, 163389, 217852, 238212, 326778, 490167, 653556, 708019, 980334, 1416038, 1960668, 2124057, 2832076, 4248114, 6372171, 8496228, 12744342, 25488684]

約数ペア:

[(1, 25488684), (2, 12744342), (3, 8496228), (4, 6372171), (6, 4248114), (9, 2832076), (12, 2124057), (13, 1960668), (18, 1416038), (26, 980334), (36, 708019), (39, 653556), (52, 490167), (78, 326778), (107, 238212), (117, 217852), (156, 163389), (214, 119106), (234, 108926), (321, 79404), (428, 59553), (468, 54463), (509, 50076), (642, 39702), (963, 26468), (1018, 25038), (1284, 19851), (1391, 18324), (1527, 16692), (1926, 13234), (2036, 12519), (2782, 9162), (3054, 8346), (3852, 6617), (4173, 6108), (4581, 5564)]