87144800

素因数分解:

$2^5\times 5^2\times {\mathrm{97}}^1\times {\mathrm{1123}}^1$

素因数の和:1240

約数の個数: 72

約数和(自身を含む): 215126856

約数和(自身を除く): 127982056

約数列:

[1, 2, 4, 5, 8, 10, 16, 20, 25, 32, 40, 50, 80, 97, 100, 160, 194, 200, 388, 400, 485, 776, 800, 970, 1123, 1552, 1940, 2246, 2425, 3104, 3880, 4492, 4850, 5615, 7760, 8984, 9700, 11230, 15520, 17968, 19400, 22460, 28075, 35936, 38800, 44920, 56150, 77600, 89840, 108931, 112300, 179680, 217862, 224600, 435724, 449200, 544655, 871448, 898400, 1089310, 1742896, 2178620, 2723275, 3485792, 4357240, 5446550, 8714480, 10893100, 17428960, 21786200, 43572400, 87144800]

約数ペア:

[(1, 87144800), (2, 43572400), (4, 21786200), (5, 17428960), (8, 10893100), (10, 8714480), (16, 5446550), (20, 4357240), (25, 3485792), (32, 2723275), (40, 2178620), (50, 1742896), (80, 1089310), (97, 898400), (100, 871448), (160, 544655), (194, 449200), (200, 435724), (388, 224600), (400, 217862), (485, 179680), (776, 112300), (800, 108931), (970, 89840), (1123, 77600), (1552, 56150), (1940, 44920), (2246, 38800), (2425, 35936), (3104, 28075), (3880, 22460), (4492, 19400), (4850, 17968), (5615, 15520), (7760, 11230), (8984, 9700)]