201057320

素因数分解:

$2^3\times 5^1\times {\mathrm{31}}^1\times {\mathrm{162143}}^1$

素因数の和:162185

約数の個数: 32

約数和(自身を含む): 466974720

約数和(自身を除く): 265917400

約数列:

[1, 2, 4, 5, 8, 10, 20, 31, 40, 62, 124, 155, 248, 310, 620, 1240, 162143, 324286, 648572, 810715, 1297144, 1621430, 3242860, 5026433, 6485720, 10052866, 20105732, 25132165, 40211464, 50264330, 100528660, 201057320]

約数ペア:

[(1, 201057320), (2, 100528660), (4, 50264330), (5, 40211464), (8, 25132165), (10, 20105732), (20, 10052866), (31, 6485720), (40, 5026433), (62, 3242860), (124, 1621430), (155, 1297144), (248, 810715), (310, 648572), (620, 324286), (1240, 162143)]