28644700

素因数分解:

$2^2\times 5^2\times 7^1\times {\mathrm{151}}^1\times {\mathrm{271}}^1$

素因数の和:443

約数の個数: 72

約数和(自身を含む): 71773184

約数和(自身を除く): 43128484

約数列:

[1, 2, 4, 5, 7, 10, 14, 20, 25, 28, 35, 50, 70, 100, 140, 151, 175, 271, 302, 350, 542, 604, 700, 755, 1057, 1084, 1355, 1510, 1897, 2114, 2710, 3020, 3775, 3794, 4228, 5285, 5420, 6775, 7550, 7588, 9485, 10570, 13550, 15100, 18970, 21140, 26425, 27100, 37940, 40921, 47425, 52850, 81842, 94850, 105700, 163684, 189700, 204605, 286447, 409210, 572894, 818420, 1023025, 1145788, 1432235, 2046050, 2864470, 4092100, 5728940, 7161175, 14322350, 28644700]

約数ペア:

[(1, 28644700), (2, 14322350), (4, 7161175), (5, 5728940), (7, 4092100), (10, 2864470), (14, 2046050), (20, 1432235), (25, 1145788), (28, 1023025), (35, 818420), (50, 572894), (70, 409210), (100, 286447), (140, 204605), (151, 189700), (175, 163684), (271, 105700), (302, 94850), (350, 81842), (542, 52850), (604, 47425), (700, 40921), (755, 37940), (1057, 27100), (1084, 26425), (1355, 21140), (1510, 18970), (1897, 15100), (2114, 13550), (2710, 10570), (3020, 9485), (3775, 7588), (3794, 7550), (4228, 6775), (5285, 5420)]