168908005

素因数分解:

$5^1\times 7^1\times {\mathrm{17}}^1\times {\mathrm{19}}^1\times {\mathrm{67}}^1\times {\mathrm{223}}^1$

素因数の和:338

約数の個数: 64

約数和(自身を含む): 263208960

約数和(自身を除く): 94300955

約数列:

[1, 5, 7, 17, 19, 35, 67, 85, 95, 119, 133, 223, 323, 335, 469, 595, 665, 1115, 1139, 1273, 1561, 1615, 2261, 2345, 3791, 4237, 5695, 6365, 7805, 7973, 8911, 11305, 14941, 18955, 21185, 21641, 26537, 29659, 39865, 44555, 72029, 74705, 104587, 108205, 132685, 148295, 151487, 253997, 283879, 360145, 504203, 522935, 757435, 1269985, 1419395, 1777979, 1987153, 2521015, 4825943, 8889895, 9935765, 24129715, 33781601, 168908005]

約数ペア:

[(1, 168908005), (5, 33781601), (7, 24129715), (17, 9935765), (19, 8889895), (35, 4825943), (67, 2521015), (85, 1987153), (95, 1777979), (119, 1419395), (133, 1269985), (223, 757435), (323, 522935), (335, 504203), (469, 360145), (595, 283879), (665, 253997), (1115, 151487), (1139, 148295), (1273, 132685), (1561, 108205), (1615, 104587), (2261, 74705), (2345, 72029), (3791, 44555), (4237, 39865), (5695, 29659), (6365, 26537), (7805, 21641), (7973, 21185), (8911, 18955), (11305, 14941)]