72395925

素因数分解:

$3^1\times 5^2\times 7^1\times {\mathrm{73}}^1\times {\mathrm{1889}}^1$

素因数の和:1982

約数の個数: 48

約数和(自身を含む): 138741120

約数和(自身を除く): 66345195

約数列:

[1, 3, 5, 7, 15, 21, 25, 35, 73, 75, 105, 175, 219, 365, 511, 525, 1095, 1533, 1825, 1889, 2555, 5475, 5667, 7665, 9445, 12775, 13223, 28335, 38325, 39669, 47225, 66115, 137897, 141675, 198345, 330575, 413691, 689485, 965279, 991725, 2068455, 2895837, 3447425, 4826395, 10342275, 14479185, 24131975, 72395925]

約数ペア:

[(1, 72395925), (3, 24131975), (5, 14479185), (7, 10342275), (15, 4826395), (21, 3447425), (25, 2895837), (35, 2068455), (73, 991725), (75, 965279), (105, 689485), (175, 413691), (219, 330575), (365, 198345), (511, 141675), (525, 137897), (1095, 66115), (1533, 47225), (1825, 39669), (1889, 38325), (2555, 28335), (5475, 13223), (5667, 12775), (7665, 9445)]