68149725

素因数分解:

$3^1\times 5^2\times 7^1\times {\mathrm{271}}^1\times {\mathrm{479}}^1$

素因数の和:770

約数の個数: 48

約数和(自身を含む): 129515520

約数和(自身を除く): 61365795

約数列:

[1, 3, 5, 7, 15, 21, 25, 35, 75, 105, 175, 271, 479, 525, 813, 1355, 1437, 1897, 2395, 3353, 4065, 5691, 6775, 7185, 9485, 10059, 11975, 16765, 20325, 28455, 35925, 47425, 50295, 83825, 129809, 142275, 251475, 389427, 649045, 908663, 1947135, 2725989, 3245225, 4543315, 9735675, 13629945, 22716575, 68149725]

約数ペア:

[(1, 68149725), (3, 22716575), (5, 13629945), (7, 9735675), (15, 4543315), (21, 3245225), (25, 2725989), (35, 1947135), (75, 908663), (105, 649045), (175, 389427), (271, 251475), (479, 142275), (525, 129809), (813, 83825), (1355, 50295), (1437, 47425), (1897, 35925), (2395, 28455), (3353, 20325), (4065, 16765), (5691, 11975), (6775, 10059), (7185, 9485)]