66748990

素因数分解:

$2^1\times 5^1\times 7^1\times {\mathrm{11}}^1\times {\mathrm{23}}^1\times {\mathrm{3769}}^1$

素因数の和:3817

約数の個数: 64

約数和(自身を含む): 156349440

約数和(自身を除く): 89600450

約数列:

[1, 2, 5, 7, 10, 11, 14, 22, 23, 35, 46, 55, 70, 77, 110, 115, 154, 161, 230, 253, 322, 385, 506, 770, 805, 1265, 1610, 1771, 2530, 3542, 3769, 7538, 8855, 17710, 18845, 26383, 37690, 41459, 52766, 82918, 86687, 131915, 173374, 207295, 263830, 290213, 414590, 433435, 580426, 606809, 866870, 953557, 1213618, 1451065, 1907114, 2902130, 3034045, 4767785, 6068090, 6674899, 9535570, 13349798, 33374495, 66748990]

約数ペア:

[(1, 66748990), (2, 33374495), (5, 13349798), (7, 9535570), (10, 6674899), (11, 6068090), (14, 4767785), (22, 3034045), (23, 2902130), (35, 1907114), (46, 1451065), (55, 1213618), (70, 953557), (77, 866870), (110, 606809), (115, 580426), (154, 433435), (161, 414590), (230, 290213), (253, 263830), (322, 207295), (385, 173374), (506, 131915), (770, 86687), (805, 82918), (1265, 52766), (1610, 41459), (1771, 37690), (2530, 26383), (3542, 18845), (3769, 17710), (7538, 8855)]