199656860

素因数分解:

$2^2\times 5^1\times {\mathrm{13}}^1\times {\mathrm{347}}^1\times {\mathrm{2213}}^1$

素因数の和:2582

約数の個数: 48

約数和(自身を含む): 453037536

約数和(自身を除く): 253380676

約数列:

[1, 2, 4, 5, 10, 13, 20, 26, 52, 65, 130, 260, 347, 694, 1388, 1735, 2213, 3470, 4426, 4511, 6940, 8852, 9022, 11065, 18044, 22130, 22555, 28769, 44260, 45110, 57538, 90220, 115076, 143845, 287690, 575380, 767911, 1535822, 3071644, 3839555, 7679110, 9982843, 15358220, 19965686, 39931372, 49914215, 99828430, 199656860]

約数ペア:

[(1, 199656860), (2, 99828430), (4, 49914215), (5, 39931372), (10, 19965686), (13, 15358220), (20, 9982843), (26, 7679110), (52, 3839555), (65, 3071644), (130, 1535822), (260, 767911), (347, 575380), (694, 287690), (1388, 143845), (1735, 115076), (2213, 90220), (3470, 57538), (4426, 45110), (4511, 44260), (6940, 28769), (8852, 22555), (9022, 22130), (11065, 18044)]