83979220

素因数分解:

$2^2\times 5^1\times {\mathrm{13}}^1\times {\mathrm{322997}}^1$

素因数の和:323019

約数の個数: 24

約数和(自身を含む): 189922824

約数和(自身を除く): 105943604

約数列:

[1, 2, 4, 5, 10, 13, 20, 26, 52, 65, 130, 260, 322997, 645994, 1291988, 1614985, 3229970, 4198961, 6459940, 8397922, 16795844, 20994805, 41989610, 83979220]

約数ペア:

[(1, 83979220), (2, 41989610), (4, 20994805), (5, 16795844), (10, 8397922), (13, 6459940), (20, 4198961), (26, 3229970), (52, 1614985), (65, 1291988), (130, 645994), (260, 322997)]