208765510

素因数分解:

$2^1\times 5^1\times {\mathrm{163}}^1\times {\mathrm{211}}^1\times {\mathrm{607}}^1$

素因数の和:988

約数の個数: 32

約数和(自身を含む): 380500992

約数和(自身を除く): 171735482

約数列:

[1, 2, 5, 10, 163, 211, 326, 422, 607, 815, 1055, 1214, 1630, 2110, 3035, 6070, 34393, 68786, 98941, 128077, 171965, 197882, 256154, 343930, 494705, 640385, 989410, 1280770, 20876551, 41753102, 104382755, 208765510]

約数ペア:

[(1, 208765510), (2, 104382755), (5, 41753102), (10, 20876551), (163, 1280770), (211, 989410), (326, 640385), (422, 494705), (607, 343930), (815, 256154), (1055, 197882), (1214, 171965), (1630, 128077), (2110, 98941), (3035, 68786), (6070, 34393)]