134910100

素因数分解:

$2^2\times 5^2\times {\mathrm{13}}^1\times {\mathrm{157}}^1\times {\mathrm{661}}^1$

素因数の和:845

約数の個数: 72

約数和(自身を含む): 317762648

約数和(自身を除く): 182852548

約数列:

[1, 2, 4, 5, 10, 13, 20, 25, 26, 50, 52, 65, 100, 130, 157, 260, 314, 325, 628, 650, 661, 785, 1300, 1322, 1570, 2041, 2644, 3140, 3305, 3925, 4082, 6610, 7850, 8164, 8593, 10205, 13220, 15700, 16525, 17186, 20410, 33050, 34372, 40820, 42965, 51025, 66100, 85930, 102050, 103777, 171860, 204100, 207554, 214825, 415108, 429650, 518885, 859300, 1037770, 1349101, 2075540, 2594425, 2698202, 5188850, 5396404, 6745505, 10377700, 13491010, 26982020, 33727525, 67455050, 134910100]

約数ペア:

[(1, 134910100), (2, 67455050), (4, 33727525), (5, 26982020), (10, 13491010), (13, 10377700), (20, 6745505), (25, 5396404), (26, 5188850), (50, 2698202), (52, 2594425), (65, 2075540), (100, 1349101), (130, 1037770), (157, 859300), (260, 518885), (314, 429650), (325, 415108), (628, 214825), (650, 207554), (661, 204100), (785, 171860), (1300, 103777), (1322, 102050), (1570, 85930), (2041, 66100), (2644, 51025), (3140, 42965), (3305, 40820), (3925, 34372), (4082, 33050), (6610, 20410), (7850, 17186), (8164, 16525), (8593, 15700), (10205, 13220)]