7879348225

素因数分解:

$5^2\times 7^2\times {\mathrm{41}}^1\times {\mathrm{59}}^1\times {\mathrm{2659}}^1$

素因数の和:2783

約数の個数: 72

約数和(自身を含む): 11844554400

約数和(自身を除く): 3965206175

約数列:

[1, 5, 7, 25, 35, 41, 49, 59, 175, 205, 245, 287, 295, 413, 1025, 1225, 1435, 1475, 2009, 2065, 2419, 2659, 2891, 7175, 10045, 10325, 12095, 13295, 14455, 16933, 18613, 50225, 60475, 66475, 72275, 84665, 93065, 109019, 118531, 130291, 156881, 423325, 465325, 545095, 592655, 651455, 763133, 784405, 1098167, 2725475, 2963275, 3257275, 3815665, 3922025, 5341931, 5490835, 6432121, 7687169, 19078325, 26709655, 27454175, 32160605, 38435845, 45024847, 133548275, 160803025, 192179225, 225124235, 315173929, 1125621175, 1575869645, 7879348225]

約数ペア:

[(1, 7879348225), (5, 1575869645), (7, 1125621175), (25, 315173929), (35, 225124235), (41, 192179225), (49, 160803025), (59, 133548275), (175, 45024847), (205, 38435845), (245, 32160605), (287, 27454175), (295, 26709655), (413, 19078325), (1025, 7687169), (1225, 6432121), (1435, 5490835), (1475, 5341931), (2009, 3922025), (2065, 3815665), (2419, 3257275), (2659, 2963275), (2891, 2725475), (7175, 1098167), (10045, 784405), (10325, 763133), (12095, 651455), (13295, 592655), (14455, 545095), (16933, 465325), (18613, 423325), (50225, 156881), (60475, 130291), (66475, 118531), (72275, 109019), (84665, 93065)]