65274200

素因数分解:

$2^3\times 5^2\times {\mathrm{389}}^1\times {\mathrm{839}}^1$

素因数の和:1244

約数の個数: 48

約数和(自身を含む): 152334000

約数和(自身を除く): 87059800

約数列:

[1, 2, 4, 5, 8, 10, 20, 25, 40, 50, 100, 200, 389, 778, 839, 1556, 1678, 1945, 3112, 3356, 3890, 4195, 6712, 7780, 8390, 9725, 15560, 16780, 19450, 20975, 33560, 38900, 41950, 77800, 83900, 167800, 326371, 652742, 1305484, 1631855, 2610968, 3263710, 6527420, 8159275, 13054840, 16318550, 32637100, 65274200]

約数ペア:

[(1, 65274200), (2, 32637100), (4, 16318550), (5, 13054840), (8, 8159275), (10, 6527420), (20, 3263710), (25, 2610968), (40, 1631855), (50, 1305484), (100, 652742), (200, 326371), (389, 167800), (778, 83900), (839, 77800), (1556, 41950), (1678, 38900), (1945, 33560), (3112, 20975), (3356, 19450), (3890, 16780), (4195, 15560), (6712, 9725), (7780, 8390)]