254206510

素因数分解:

$2^1\times 5^1\times {\mathrm{19}}^1\times {\mathrm{31}}^1\times {\mathrm{43159}}^1$

素因数の和:43216

約数の個数: 32

約数和(自身を含む): 497203200

約数和(自身を除く): 242996690

約数列:

[1, 2, 5, 10, 19, 31, 38, 62, 95, 155, 190, 310, 589, 1178, 2945, 5890, 43159, 86318, 215795, 431590, 820021, 1337929, 1640042, 2675858, 4100105, 6689645, 8200210, 13379290, 25420651, 50841302, 127103255, 254206510]

約数ペア:

[(1, 254206510), (2, 127103255), (5, 50841302), (10, 25420651), (19, 13379290), (31, 8200210), (38, 6689645), (62, 4100105), (95, 2675858), (155, 1640042), (190, 1337929), (310, 820021), (589, 431590), (1178, 215795), (2945, 86318), (5890, 43159)]