196278875

素因数分解:

$5^3\times {\mathrm{13}}^1\times {\mathrm{43}}^1\times {\mathrm{53}}^2$

素因数の和:177

約数の個数: 48

約数和(自身を含む): 275122848

約数和(自身を除く): 78843973

約数列:

[1, 5, 13, 25, 43, 53, 65, 125, 215, 265, 325, 559, 689, 1075, 1325, 1625, 2279, 2795, 2809, 3445, 5375, 6625, 11395, 13975, 14045, 17225, 29627, 36517, 56975, 69875, 70225, 86125, 120787, 148135, 182585, 284875, 351125, 603935, 740675, 912925, 1570231, 3019675, 3703375, 4564625, 7851155, 15098375, 39255775, 196278875]

約数ペア:

[(1, 196278875), (5, 39255775), (13, 15098375), (25, 7851155), (43, 4564625), (53, 3703375), (65, 3019675), (125, 1570231), (215, 912925), (265, 740675), (325, 603935), (559, 351125), (689, 284875), (1075, 182585), (1325, 148135), (1625, 120787), (2279, 86125), (2795, 70225), (2809, 69875), (3445, 56975), (5375, 36517), (6625, 29627), (11395, 17225), (13975, 14045)]