13196053840

素因数分解:

$2^4\times 5^1\times {\mathrm{8243}}^1\times {\mathrm{20011}}^1$

素因数の和:28267

約数の個数: 40

約数和(自身を含む): 30686080608

約数和(自身を除く): 17490026768

約数列:

[1, 2, 4, 5, 8, 10, 16, 20, 40, 80, 8243, 16486, 20011, 32972, 40022, 41215, 65944, 80044, 82430, 100055, 131888, 160088, 164860, 200110, 320176, 329720, 400220, 659440, 800440, 1600880, 164950673, 329901346, 659802692, 824753365, 1319605384, 1649506730, 2639210768, 3299013460, 6598026920, 13196053840]

約数ペア:

[(1, 13196053840), (2, 6598026920), (4, 3299013460), (5, 2639210768), (8, 1649506730), (10, 1319605384), (16, 824753365), (20, 659802692), (40, 329901346), (80, 164950673), (8243, 1600880), (16486, 800440), (20011, 659440), (32972, 400220), (40022, 329720), (41215, 320176), (65944, 200110), (80044, 164860), (82430, 160088), (100055, 131888)]