123431152

素因数分解:

$2^4\times {\mathrm{13}}^1\times {\mathrm{17}}^1\times {\mathrm{67}}^1\times {\mathrm{521}}^1$

素因数の和:626

約数の個数: 80

約数和(自身を含む): 277294752

約数和(自身を除く): 153863600

約数列:

[1, 2, 4, 8, 13, 16, 17, 26, 34, 52, 67, 68, 104, 134, 136, 208, 221, 268, 272, 442, 521, 536, 871, 884, 1042, 1072, 1139, 1742, 1768, 2084, 2278, 3484, 3536, 4168, 4556, 6773, 6968, 8336, 8857, 9112, 13546, 13936, 14807, 17714, 18224, 27092, 29614, 34907, 35428, 54184, 59228, 69814, 70856, 108368, 115141, 118456, 139628, 141712, 230282, 236912, 279256, 453791, 460564, 558512, 593419, 907582, 921128, 1186838, 1815164, 1842256, 2373676, 3630328, 4747352, 7260656, 7714447, 9494704, 15428894, 30857788, 61715576, 123431152]

約数ペア:

[(1, 123431152), (2, 61715576), (4, 30857788), (8, 15428894), (13, 9494704), (16, 7714447), (17, 7260656), (26, 4747352), (34, 3630328), (52, 2373676), (67, 1842256), (68, 1815164), (104, 1186838), (134, 921128), (136, 907582), (208, 593419), (221, 558512), (268, 460564), (272, 453791), (442, 279256), (521, 236912), (536, 230282), (871, 141712), (884, 139628), (1042, 118456), (1072, 115141), (1139, 108368), (1742, 70856), (1768, 69814), (2084, 59228), (2278, 54184), (3484, 35428), (3536, 34907), (4168, 29614), (4556, 27092), (6773, 18224), (6968, 17714), (8336, 14807), (8857, 13936), (9112, 13546)]