155325200

素因数分解:

$2^4\times 5^2\times {\mathrm{388313}}^1$

素因数の和:388331

約数の個数: 30

約数和(自身を含む): 373169754

約数和(自身を除く): 217844554

約数列:

[1, 2, 4, 5, 8, 10, 16, 20, 25, 40, 50, 80, 100, 200, 400, 388313, 776626, 1553252, 1941565, 3106504, 3883130, 6213008, 7766260, 9707825, 15532520, 19415650, 31065040, 38831300, 77662600, 155325200]

約数ペア:

[(1, 155325200), (2, 77662600), (4, 38831300), (5, 31065040), (8, 19415650), (10, 15532520), (16, 9707825), (20, 7766260), (25, 6213008), (40, 3883130), (50, 3106504), (80, 1941565), (100, 1553252), (200, 776626), (400, 388313)]