155136620

素因数分解:

$2^2\times 5^1\times {\mathrm{41}}^1\times {\mathrm{277}}^1\times {\mathrm{683}}^1$

素因数の和:1010

約数の個数: 48

約数和(自身を含む): 335428128

約数和(自身を除く): 180291508

約数列:

[1, 2, 4, 5, 10, 20, 41, 82, 164, 205, 277, 410, 554, 683, 820, 1108, 1366, 1385, 2732, 2770, 3415, 5540, 6830, 11357, 13660, 22714, 28003, 45428, 56006, 56785, 112012, 113570, 140015, 189191, 227140, 280030, 378382, 560060, 756764, 945955, 1891910, 3783820, 7756831, 15513662, 31027324, 38784155, 77568310, 155136620]

約数ペア:

[(1, 155136620), (2, 77568310), (4, 38784155), (5, 31027324), (10, 15513662), (20, 7756831), (41, 3783820), (82, 1891910), (164, 945955), (205, 756764), (277, 560060), (410, 378382), (554, 280030), (683, 227140), (820, 189191), (1108, 140015), (1366, 113570), (1385, 112012), (2732, 56785), (2770, 56006), (3415, 45428), (5540, 28003), (6830, 22714), (11357, 13660)]