25918400

素因数分解:

$2^6\times 5^2\times {\mathrm{97}}^1\times {\mathrm{167}}^1$

素因数の和:286

約数の個数: 84

約数和(自身を含む): 64818768

約数和(自身を除く): 38900368

約数列:

[1, 2, 4, 5, 8, 10, 16, 20, 25, 32, 40, 50, 64, 80, 97, 100, 160, 167, 194, 200, 320, 334, 388, 400, 485, 668, 776, 800, 835, 970, 1336, 1552, 1600, 1670, 1940, 2425, 2672, 3104, 3340, 3880, 4175, 4850, 5344, 6208, 6680, 7760, 8350, 9700, 10688, 13360, 15520, 16199, 16700, 19400, 26720, 31040, 32398, 33400, 38800, 53440, 64796, 66800, 77600, 80995, 129592, 133600, 155200, 161990, 259184, 267200, 323980, 404975, 518368, 647960, 809950, 1036736, 1295920, 1619900, 2591840, 3239800, 5183680, 6479600, 12959200, 25918400]

約数ペア:

[(1, 25918400), (2, 12959200), (4, 6479600), (5, 5183680), (8, 3239800), (10, 2591840), (16, 1619900), (20, 1295920), (25, 1036736), (32, 809950), (40, 647960), (50, 518368), (64, 404975), (80, 323980), (97, 267200), (100, 259184), (160, 161990), (167, 155200), (194, 133600), (200, 129592), (320, 80995), (334, 77600), (388, 66800), (400, 64796), (485, 53440), (668, 38800), (776, 33400), (800, 32398), (835, 31040), (970, 26720), (1336, 19400), (1552, 16700), (1600, 16199), (1670, 15520), (1940, 13360), (2425, 10688), (2672, 9700), (3104, 8350), (3340, 7760), (3880, 6680), (4175, 6208), (4850, 5344)]