803232820

素因数分解:

$2^2\times 5^1\times {\mathrm{13}}^1\times {\mathrm{47}}^1\times {\mathrm{65731}}^1$

素因数の和:65800

約数の個数: 48

約数和(自身を含む): 1855219968

約数和(自身を除く): 1051987148

約数列:

[1, 2, 4, 5, 10, 13, 20, 26, 47, 52, 65, 94, 130, 188, 235, 260, 470, 611, 940, 1222, 2444, 3055, 6110, 12220, 65731, 131462, 262924, 328655, 657310, 854503, 1314620, 1709006, 3089357, 3418012, 4272515, 6178714, 8545030, 12357428, 15446785, 17090060, 30893570, 40161641, 61787140, 80323282, 160646564, 200808205, 401616410, 803232820]

約数ペア:

[(1, 803232820), (2, 401616410), (4, 200808205), (5, 160646564), (10, 80323282), (13, 61787140), (20, 40161641), (26, 30893570), (47, 17090060), (52, 15446785), (65, 12357428), (94, 8545030), (130, 6178714), (188, 4272515), (235, 3418012), (260, 3089357), (470, 1709006), (611, 1314620), (940, 854503), (1222, 657310), (2444, 328655), (3055, 262924), (6110, 131462), (12220, 65731)]