81197472

素因数分解:

$2^5\times 3^1\times {\mathrm{163}}^1\times {\mathrm{5189}}^1$

素因数の和:5365

約数の個数: 48

約数和(自身を含む): 214492320

約数和(自身を除く): 133294848

約数列:

[1, 2, 3, 4, 6, 8, 12, 16, 24, 32, 48, 96, 163, 326, 489, 652, 978, 1304, 1956, 2608, 3912, 5189, 5216, 7824, 10378, 15567, 15648, 20756, 31134, 41512, 62268, 83024, 124536, 166048, 249072, 498144, 845807, 1691614, 2537421, 3383228, 5074842, 6766456, 10149684, 13532912, 20299368, 27065824, 40598736, 81197472]

約数ペア:

[(1, 81197472), (2, 40598736), (3, 27065824), (4, 20299368), (6, 13532912), (8, 10149684), (12, 6766456), (16, 5074842), (24, 3383228), (32, 2537421), (48, 1691614), (96, 845807), (163, 498144), (326, 249072), (489, 166048), (652, 124536), (978, 83024), (1304, 62268), (1956, 41512), (2608, 31134), (3912, 20756), (5189, 15648), (5216, 15567), (7824, 10378)]