65465600

素因数分解:

$2^8\times 5^2\times {\mathrm{53}}^1\times {\mathrm{193}}^1$

素因数の和:272

約数の個数: 108

約数和(自身を含む): 165950316

約数和(自身を除く): 100484716

約数列:

[1, 2, 4, 5, 8, 10, 16, 20, 25, 32, 40, 50, 53, 64, 80, 100, 106, 128, 160, 193, 200, 212, 256, 265, 320, 386, 400, 424, 530, 640, 772, 800, 848, 965, 1060, 1280, 1325, 1544, 1600, 1696, 1930, 2120, 2650, 3088, 3200, 3392, 3860, 4240, 4825, 5300, 6176, 6400, 6784, 7720, 8480, 9650, 10229, 10600, 12352, 13568, 15440, 16960, 19300, 20458, 21200, 24704, 30880, 33920, 38600, 40916, 42400, 49408, 51145, 61760, 67840, 77200, 81832, 84800, 102290, 123520, 154400, 163664, 169600, 204580, 247040, 255725, 308800, 327328, 339200, 409160, 511450, 617600, 654656, 818320, 1022900, 1235200, 1309312, 1636640, 2045800, 2618624, 3273280, 4091600, 6546560, 8183200, 13093120, 16366400, 32732800, 65465600]

約数ペア:

[(1, 65465600), (2, 32732800), (4, 16366400), (5, 13093120), (8, 8183200), (10, 6546560), (16, 4091600), (20, 3273280), (25, 2618624), (32, 2045800), (40, 1636640), (50, 1309312), (53, 1235200), (64, 1022900), (80, 818320), (100, 654656), (106, 617600), (128, 511450), (160, 409160), (193, 339200), (200, 327328), (212, 308800), (256, 255725), (265, 247040), (320, 204580), (386, 169600), (400, 163664), (424, 154400), (530, 123520), (640, 102290), (772, 84800), (800, 81832), (848, 77200), (965, 67840), (1060, 61760), (1280, 51145), (1325, 49408), (1544, 42400), (1600, 40916), (1696, 38600), (1930, 33920), (2120, 30880), (2650, 24704), (3088, 21200), (3200, 20458), (3392, 19300), (3860, 16960), (4240, 15440), (4825, 13568), (5300, 12352), (6176, 10600), (6400, 10229), (6784, 9650), (7720, 8480)]