290785096

素因数分解:

$2^3\times 7^1\times {\mathrm{79}}^1\times {\mathrm{65729}}^1$

素因数の和:65821

約数の個数: 32

約数和(自身を含む): 631008000

約数和(自身を除く): 340222904

約数列:

[1, 2, 4, 7, 8, 14, 28, 56, 79, 158, 316, 553, 632, 1106, 2212, 4424, 65729, 131458, 262916, 460103, 525832, 920206, 1840412, 3680824, 5192591, 10385182, 20770364, 36348137, 41540728, 72696274, 145392548, 290785096]

約数ペア:

[(1, 290785096), (2, 145392548), (4, 72696274), (7, 41540728), (8, 36348137), (14, 20770364), (28, 10385182), (56, 5192591), (79, 3680824), (158, 1840412), (316, 920206), (553, 525832), (632, 460103), (1106, 262916), (2212, 131458), (4424, 65729)]