208310025

素因数分解:

$3^1\times 5^2\times 7^2\times {\mathrm{11}}^1\times {\mathrm{5153}}^1$

素因数の和:5191

約数の個数: 72

約数和(自身を含む): 437141664

約数和(自身を除く): 228831639

約数列:

[1, 3, 5, 7, 11, 15, 21, 25, 33, 35, 49, 55, 75, 77, 105, 147, 165, 175, 231, 245, 275, 385, 525, 539, 735, 825, 1155, 1225, 1617, 1925, 2695, 3675, 5153, 5775, 8085, 13475, 15459, 25765, 36071, 40425, 56683, 77295, 108213, 128825, 170049, 180355, 252497, 283415, 386475, 396781, 541065, 757491, 850245, 901775, 1190343, 1262485, 1417075, 1983905, 2705325, 2777467, 3787455, 4251225, 5951715, 6312425, 8332401, 9919525, 13887335, 18937275, 29758575, 41662005, 69436675, 208310025]

約数ペア:

[(1, 208310025), (3, 69436675), (5, 41662005), (7, 29758575), (11, 18937275), (15, 13887335), (21, 9919525), (25, 8332401), (33, 6312425), (35, 5951715), (49, 4251225), (55, 3787455), (75, 2777467), (77, 2705325), (105, 1983905), (147, 1417075), (165, 1262485), (175, 1190343), (231, 901775), (245, 850245), (275, 757491), (385, 541065), (525, 396781), (539, 386475), (735, 283415), (825, 252497), (1155, 180355), (1225, 170049), (1617, 128825), (1925, 108213), (2695, 77295), (3675, 56683), (5153, 40425), (5775, 36071), (8085, 25765), (13475, 15459)]