80778918

素因数分解:

$2^1\times 3^1\times {\mathrm{11}}^1\times {\mathrm{19}}^1\times {\mathrm{37}}^1\times {\mathrm{1741}}^1$

素因数の和:1813

約数の個数: 64

約数和(自身を含む): 190644480

約数和(自身を除く): 109865562

約数列:

[1, 2, 3, 6, 11, 19, 22, 33, 37, 38, 57, 66, 74, 111, 114, 209, 222, 407, 418, 627, 703, 814, 1221, 1254, 1406, 1741, 2109, 2442, 3482, 4218, 5223, 7733, 10446, 15466, 19151, 23199, 33079, 38302, 46398, 57453, 64417, 66158, 99237, 114906, 128834, 193251, 198474, 363869, 386502, 708587, 727738, 1091607, 1223923, 1417174, 2125761, 2183214, 2447846, 3671769, 4251522, 7343538, 13463153, 26926306, 40389459, 80778918]

約数ペア:

[(1, 80778918), (2, 40389459), (3, 26926306), (6, 13463153), (11, 7343538), (19, 4251522), (22, 3671769), (33, 2447846), (37, 2183214), (38, 2125761), (57, 1417174), (66, 1223923), (74, 1091607), (111, 727738), (114, 708587), (209, 386502), (222, 363869), (407, 198474), (418, 193251), (627, 128834), (703, 114906), (814, 99237), (1221, 66158), (1254, 64417), (1406, 57453), (1741, 46398), (2109, 38302), (2442, 33079), (3482, 23199), (4218, 19151), (5223, 15466), (7733, 10446)]