81810072

素因数分解:

$2^3\times 3^2\times {\mathrm{977}}^1\times {\mathrm{1163}}^1$

素因数の和:2152

約数の個数: 48

約数和(自身を含む): 221986440

約数和(自身を除く): 140176368

約数列:

[1, 2, 3, 4, 6, 8, 9, 12, 18, 24, 36, 72, 977, 1163, 1954, 2326, 2931, 3489, 3908, 4652, 5862, 6978, 7816, 8793, 9304, 10467, 11724, 13956, 17586, 20934, 23448, 27912, 35172, 41868, 70344, 83736, 1136251, 2272502, 3408753, 4545004, 6817506, 9090008, 10226259, 13635012, 20452518, 27270024, 40905036, 81810072]

約数ペア:

[(1, 81810072), (2, 40905036), (3, 27270024), (4, 20452518), (6, 13635012), (8, 10226259), (9, 9090008), (12, 6817506), (18, 4545004), (24, 3408753), (36, 2272502), (72, 1136251), (977, 83736), (1163, 70344), (1954, 41868), (2326, 35172), (2931, 27912), (3489, 23448), (3908, 20934), (4652, 17586), (5862, 13956), (6978, 11724), (7816, 10467), (8793, 9304)]