99644440

素因数分解:

$2^3\times 5^1\times 7^2\times {\mathrm{50839}}^1$

素因数の和:50864

約数の個数: 48

約数和(自身を含む): 260809200

約数和(自身を除く): 161164760

約数列:

[1, 2, 4, 5, 7, 8, 10, 14, 20, 28, 35, 40, 49, 56, 70, 98, 140, 196, 245, 280, 392, 490, 980, 1960, 50839, 101678, 203356, 254195, 355873, 406712, 508390, 711746, 1016780, 1423492, 1779365, 2033560, 2491111, 2846984, 3558730, 4982222, 7117460, 9964444, 12455555, 14234920, 19928888, 24911110, 49822220, 99644440]

約数ペア:

[(1, 99644440), (2, 49822220), (4, 24911110), (5, 19928888), (7, 14234920), (8, 12455555), (10, 9964444), (14, 7117460), (20, 4982222), (28, 3558730), (35, 2846984), (40, 2491111), (49, 2033560), (56, 1779365), (70, 1423492), (98, 1016780), (140, 711746), (196, 508390), (245, 406712), (280, 355873), (392, 254195), (490, 203356), (980, 101678), (1960, 50839)]