65663200

素因数分解:

$2^5\times 5^2\times {\mathrm{211}}^1\times {\mathrm{389}}^1$

素因数の和:620

約数の個数: 72

約数和(自身を含む): 161474040

約数和(自身を除く): 95810840

約数列:

[1, 2, 4, 5, 8, 10, 16, 20, 25, 32, 40, 50, 80, 100, 160, 200, 211, 389, 400, 422, 778, 800, 844, 1055, 1556, 1688, 1945, 2110, 3112, 3376, 3890, 4220, 5275, 6224, 6752, 7780, 8440, 9725, 10550, 12448, 15560, 16880, 19450, 21100, 31120, 33760, 38900, 42200, 62240, 77800, 82079, 84400, 155600, 164158, 168800, 311200, 328316, 410395, 656632, 820790, 1313264, 1641580, 2051975, 2626528, 3283160, 4103950, 6566320, 8207900, 13132640, 16415800, 32831600, 65663200]

約数ペア:

[(1, 65663200), (2, 32831600), (4, 16415800), (5, 13132640), (8, 8207900), (10, 6566320), (16, 4103950), (20, 3283160), (25, 2626528), (32, 2051975), (40, 1641580), (50, 1313264), (80, 820790), (100, 656632), (160, 410395), (200, 328316), (211, 311200), (389, 168800), (400, 164158), (422, 155600), (778, 84400), (800, 82079), (844, 77800), (1055, 62240), (1556, 42200), (1688, 38900), (1945, 33760), (2110, 31120), (3112, 21100), (3376, 19450), (3890, 16880), (4220, 15560), (5275, 12448), (6224, 10550), (6752, 9725), (7780, 8440)]