42818800

素因数分解:

$2^4\times 5^2\times {\mathrm{167}}^1\times {\mathrm{641}}^1$

素因数の和:826

約数の個数: 60

約数和(自身を含む): 103649616

約数和(自身を除く): 60830816

約数列:

[1, 2, 4, 5, 8, 10, 16, 20, 25, 40, 50, 80, 100, 167, 200, 334, 400, 641, 668, 835, 1282, 1336, 1670, 2564, 2672, 3205, 3340, 4175, 5128, 6410, 6680, 8350, 10256, 12820, 13360, 16025, 16700, 25640, 32050, 33400, 51280, 64100, 66800, 107047, 128200, 214094, 256400, 428188, 535235, 856376, 1070470, 1712752, 2140940, 2676175, 4281880, 5352350, 8563760, 10704700, 21409400, 42818800]

約数ペア:

[(1, 42818800), (2, 21409400), (4, 10704700), (5, 8563760), (8, 5352350), (10, 4281880), (16, 2676175), (20, 2140940), (25, 1712752), (40, 1070470), (50, 856376), (80, 535235), (100, 428188), (167, 256400), (200, 214094), (334, 128200), (400, 107047), (641, 66800), (668, 64100), (835, 51280), (1282, 33400), (1336, 32050), (1670, 25640), (2564, 16700), (2672, 16025), (3205, 13360), (3340, 12820), (4175, 10256), (5128, 8350), (6410, 6680)]