66169870

素因数分解:

$2^1\times 5^1\times {\mathrm{13}}^1\times {\mathrm{67}}^1\times {\mathrm{71}}^1\times {\mathrm{107}}^1$

素因数の和:265

約数の個数: 64

約数和(自身を含む): 133249536

約数和(自身を除く): 67079666

約数列:

[1, 2, 5, 10, 13, 26, 65, 67, 71, 107, 130, 134, 142, 214, 335, 355, 535, 670, 710, 871, 923, 1070, 1391, 1742, 1846, 2782, 4355, 4615, 4757, 6955, 7169, 7597, 8710, 9230, 9514, 13910, 14338, 15194, 23785, 35845, 37985, 47570, 61841, 71690, 75970, 93197, 98761, 123682, 186394, 197522, 309205, 465985, 493805, 508999, 618410, 931970, 987610, 1017998, 2544995, 5089990, 6616987, 13233974, 33084935, 66169870]

約数ペア:

[(1, 66169870), (2, 33084935), (5, 13233974), (10, 6616987), (13, 5089990), (26, 2544995), (65, 1017998), (67, 987610), (71, 931970), (107, 618410), (130, 508999), (134, 493805), (142, 465985), (214, 309205), (335, 197522), (355, 186394), (535, 123682), (670, 98761), (710, 93197), (871, 75970), (923, 71690), (1070, 61841), (1391, 47570), (1742, 37985), (1846, 35845), (2782, 23785), (4355, 15194), (4615, 14338), (4757, 13910), (6955, 9514), (7169, 9230), (7597, 8710)]