614276780

素因数分解:

$2^2\times 5^1\times {\mathrm{13}}^1\times {\mathrm{31}}^1\times {\mathrm{76213}}^1$

素因数の和:76266

約数の個数: 48

約数和(自身を含む): 1434042624

約数和(自身を除く): 819765844

約数列:

[1, 2, 4, 5, 10, 13, 20, 26, 31, 52, 62, 65, 124, 130, 155, 260, 310, 403, 620, 806, 1612, 2015, 4030, 8060, 76213, 152426, 304852, 381065, 762130, 990769, 1524260, 1981538, 2362603, 3963076, 4725206, 4953845, 9450412, 9907690, 11813015, 19815380, 23626030, 30713839, 47252060, 61427678, 122855356, 153569195, 307138390, 614276780]

約数ペア:

[(1, 614276780), (2, 307138390), (4, 153569195), (5, 122855356), (10, 61427678), (13, 47252060), (20, 30713839), (26, 23626030), (31, 19815380), (52, 11813015), (62, 9907690), (65, 9450412), (124, 4953845), (130, 4725206), (155, 3963076), (260, 2362603), (310, 1981538), (403, 1524260), (620, 990769), (806, 762130), (1612, 381065), (2015, 304852), (4030, 152426), (8060, 76213)]