208088200

素因数分解:

$2^3\times 5^2\times {\mathrm{211}}^1\times {\mathrm{4931}}^1$

素因数の和:5158

約数の個数: 48

約数和(自身を含む): 486196560

約数和(自身を除く): 278108360

約数列:

[1, 2, 4, 5, 8, 10, 20, 25, 40, 50, 100, 200, 211, 422, 844, 1055, 1688, 2110, 4220, 4931, 5275, 8440, 9862, 10550, 19724, 21100, 24655, 39448, 42200, 49310, 98620, 123275, 197240, 246550, 493100, 986200, 1040441, 2080882, 4161764, 5202205, 8323528, 10404410, 20808820, 26011025, 41617640, 52022050, 104044100, 208088200]

約数ペア:

[(1, 208088200), (2, 104044100), (4, 52022050), (5, 41617640), (8, 26011025), (10, 20808820), (20, 10404410), (25, 8323528), (40, 5202205), (50, 4161764), (100, 2080882), (200, 1040441), (211, 986200), (422, 493100), (844, 246550), (1055, 197240), (1688, 123275), (2110, 98620), (4220, 49310), (4931, 42200), (5275, 39448), (8440, 24655), (9862, 21100), (10550, 19724)]