133299920

素因数分解:

$2^4\times 5^1\times {\mathrm{13}}^1\times {\mathrm{128173}}^1$

素因数の和:128199

約数の個数: 40

約数和(自身を含む): 333765096

約数和(自身を除く): 200465176

約数列:

[1, 2, 4, 5, 8, 10, 13, 16, 20, 26, 40, 52, 65, 80, 104, 130, 208, 260, 520, 1040, 128173, 256346, 512692, 640865, 1025384, 1281730, 1666249, 2050768, 2563460, 3332498, 5126920, 6664996, 8331245, 10253840, 13329992, 16662490, 26659984, 33324980, 66649960, 133299920]

約数ペア:

[(1, 133299920), (2, 66649960), (4, 33324980), (5, 26659984), (8, 16662490), (10, 13329992), (13, 10253840), (16, 8331245), (20, 6664996), (26, 5126920), (40, 3332498), (52, 2563460), (65, 2050768), (80, 1666249), (104, 1281730), (130, 1025384), (208, 640865), (260, 512692), (520, 256346), (1040, 128173)]