72809408

素因数分解:

$2^6\times 7^1\times {\mathrm{331}}^1\times {\mathrm{491}}^1$

素因数の和:841

約数の個数: 56

約数和(自身を含む): 165957504

約数和(自身を除く): 93148096

約数列:

[1, 2, 4, 7, 8, 14, 16, 28, 32, 56, 64, 112, 224, 331, 448, 491, 662, 982, 1324, 1964, 2317, 2648, 3437, 3928, 4634, 5296, 6874, 7856, 9268, 10592, 13748, 15712, 18536, 21184, 27496, 31424, 37072, 54992, 74144, 109984, 148288, 162521, 219968, 325042, 650084, 1137647, 1300168, 2275294, 2600336, 4550588, 5200672, 9101176, 10401344, 18202352, 36404704, 72809408]

約数ペア:

[(1, 72809408), (2, 36404704), (4, 18202352), (7, 10401344), (8, 9101176), (14, 5200672), (16, 4550588), (28, 2600336), (32, 2275294), (56, 1300168), (64, 1137647), (112, 650084), (224, 325042), (331, 219968), (448, 162521), (491, 148288), (662, 109984), (982, 74144), (1324, 54992), (1964, 37072), (2317, 31424), (2648, 27496), (3437, 21184), (3928, 18536), (4634, 15712), (5296, 13748), (6874, 10592), (7856, 9268)]