161203600

素因数分解:

$2^4\times 5^2\times {\mathrm{19}}^1\times {\mathrm{21211}}^1$

素因数の和:21248

約数の個数: 60

約数和(自身を含む): 407694640

約数和(自身を除く): 246491040

約数列:

[1, 2, 4, 5, 8, 10, 16, 19, 20, 25, 38, 40, 50, 76, 80, 95, 100, 152, 190, 200, 304, 380, 400, 475, 760, 950, 1520, 1900, 3800, 7600, 21211, 42422, 84844, 106055, 169688, 212110, 339376, 403009, 424220, 530275, 806018, 848440, 1060550, 1612036, 1696880, 2015045, 2121100, 3224072, 4030090, 4242200, 6448144, 8060180, 8484400, 10075225, 16120360, 20150450, 32240720, 40300900, 80601800, 161203600]

約数ペア:

[(1, 161203600), (2, 80601800), (4, 40300900), (5, 32240720), (8, 20150450), (10, 16120360), (16, 10075225), (19, 8484400), (20, 8060180), (25, 6448144), (38, 4242200), (40, 4030090), (50, 3224072), (76, 2121100), (80, 2015045), (95, 1696880), (100, 1612036), (152, 1060550), (190, 848440), (200, 806018), (304, 530275), (380, 424220), (400, 403009), (475, 339376), (760, 212110), (950, 169688), (1520, 106055), (1900, 84844), (3800, 42422), (7600, 21211)]