156947890

素因数分解:

$2^1\times 5^1\times {\mathrm{11}}^2\times {\mathrm{151}}^1\times {\mathrm{859}}^1$

素因数の和:1039

約数の個数: 48

約数和(自身を含む): 312943680

約数和(自身を除く): 155995790

約数列:

[1, 2, 5, 10, 11, 22, 55, 110, 121, 151, 242, 302, 605, 755, 859, 1210, 1510, 1661, 1718, 3322, 4295, 8305, 8590, 9449, 16610, 18271, 18898, 36542, 47245, 91355, 94490, 103939, 129709, 182710, 207878, 259418, 519695, 648545, 1039390, 1297090, 1426799, 2853598, 7133995, 14267990, 15694789, 31389578, 78473945, 156947890]

約数ペア:

[(1, 156947890), (2, 78473945), (5, 31389578), (10, 15694789), (11, 14267990), (22, 7133995), (55, 2853598), (110, 1426799), (121, 1297090), (151, 1039390), (242, 648545), (302, 519695), (605, 259418), (755, 207878), (859, 182710), (1210, 129709), (1510, 103939), (1661, 94490), (1718, 91355), (3322, 47245), (4295, 36542), (8305, 18898), (8590, 18271), (9449, 16610)]