179986430

素因数分解:

$2^1\times 5^1\times {\mathrm{13}}^1\times {\mathrm{19}}^1\times {\mathrm{72869}}^1$

素因数の和:72908

約数の個数: 32

約数和(自身を含む): 367264800

約数和(自身を除く): 187278370

約数列:

[1, 2, 5, 10, 13, 19, 26, 38, 65, 95, 130, 190, 247, 494, 1235, 2470, 72869, 145738, 364345, 728690, 947297, 1384511, 1894594, 2769022, 4736485, 6922555, 9472970, 13845110, 17998643, 35997286, 89993215, 179986430]

約数ペア:

[(1, 179986430), (2, 89993215), (5, 35997286), (10, 17998643), (13, 13845110), (19, 9472970), (26, 6922555), (38, 4736485), (65, 2769022), (95, 1894594), (130, 1384511), (190, 947297), (247, 728690), (494, 364345), (1235, 145738), (2470, 72869)]