2015274040

素因数分解:

$2^3\times 5^1\times {\mathrm{13}}^1\times {\mathrm{31}}^1\times {\mathrm{125017}}^1$

素因数の和:125072

約数の個数: 64

約数和(自身を含む): 5040725760

約数和(自身を除く): 3025451720

約数列:

[1, 2, 4, 5, 8, 10, 13, 20, 26, 31, 40, 52, 62, 65, 104, 124, 130, 155, 248, 260, 310, 403, 520, 620, 806, 1240, 1612, 2015, 3224, 4030, 8060, 16120, 125017, 250034, 500068, 625085, 1000136, 1250170, 1625221, 2500340, 3250442, 3875527, 5000680, 6500884, 7751054, 8126105, 13001768, 15502108, 16252210, 19377635, 31004216, 32504420, 38755270, 50381851, 65008840, 77510540, 100763702, 155021080, 201527404, 251909255, 403054808, 503818510, 1007637020, 2015274040]

約数ペア:

[(1, 2015274040), (2, 1007637020), (4, 503818510), (5, 403054808), (8, 251909255), (10, 201527404), (13, 155021080), (20, 100763702), (26, 77510540), (31, 65008840), (40, 50381851), (52, 38755270), (62, 32504420), (65, 31004216), (104, 19377635), (124, 16252210), (130, 15502108), (155, 13001768), (248, 8126105), (260, 7751054), (310, 6500884), (403, 5000680), (520, 3875527), (620, 3250442), (806, 2500340), (1240, 1625221), (1612, 1250170), (2015, 1000136), (3224, 625085), (4030, 500068), (8060, 250034), (16120, 125017)]