389729173660

素因数分解:

$2^2\times 5^1\times {\mathrm{131}}^1\times {\mathrm{5503}}^1\times {\mathrm{27031}}^1$

素因数の和:32674

約数の個数: 48

約数和(自身を含む): 824859205632

約数和(自身を除く): 435130031972

約数列:

[1, 2, 4, 5, 10, 20, 131, 262, 524, 655, 1310, 2620, 5503, 11006, 22012, 27031, 27515, 54062, 55030, 108124, 110060, 135155, 270310, 540620, 720893, 1441786, 2883572, 3541061, 3604465, 7082122, 7208930, 14164244, 14417860, 17705305, 35410610, 70821220, 148751593, 297503186, 595006372, 743757965, 1487515930, 2975031860, 19486458683, 38972917366, 77945834732, 97432293415, 194864586830, 389729173660]

約数ペア:

[(1, 389729173660), (2, 194864586830), (4, 97432293415), (5, 77945834732), (10, 38972917366), (20, 19486458683), (131, 2975031860), (262, 1487515930), (524, 743757965), (655, 595006372), (1310, 297503186), (2620, 148751593), (5503, 70821220), (11006, 35410610), (22012, 17705305), (27031, 14417860), (27515, 14164244), (54062, 7208930), (55030, 7082122), (108124, 3604465), (110060, 3541061), (135155, 2883572), (270310, 1441786), (540620, 720893)]