190181475

素因数分解:

$3^2\times 5^2\times {\mathrm{11}}^1\times {\mathrm{43}}^1\times {\mathrm{1787}}^1$

素因数の和:1857

約数の個数: 72

約数和(自身を含む): 380457792

約数和(自身を除く): 190276317

約数列:

[1, 3, 5, 9, 11, 15, 25, 33, 43, 45, 55, 75, 99, 129, 165, 215, 225, 275, 387, 473, 495, 645, 825, 1075, 1419, 1787, 1935, 2365, 2475, 3225, 4257, 5361, 7095, 8935, 9675, 11825, 16083, 19657, 21285, 26805, 35475, 44675, 58971, 76841, 80415, 98285, 106425, 134025, 176913, 230523, 294855, 384205, 402075, 491425, 691569, 845251, 884565, 1152615, 1474275, 1921025, 2535753, 3457845, 4226255, 4422825, 5763075, 7607259, 12678765, 17289225, 21131275, 38036295, 63393825, 190181475]

約数ペア:

[(1, 190181475), (3, 63393825), (5, 38036295), (9, 21131275), (11, 17289225), (15, 12678765), (25, 7607259), (33, 5763075), (43, 4422825), (45, 4226255), (55, 3457845), (75, 2535753), (99, 1921025), (129, 1474275), (165, 1152615), (215, 884565), (225, 845251), (275, 691569), (387, 491425), (473, 402075), (495, 384205), (645, 294855), (825, 230523), (1075, 176913), (1419, 134025), (1787, 106425), (1935, 98285), (2365, 80415), (2475, 76841), (3225, 58971), (4257, 44675), (5361, 35475), (7095, 26805), (8935, 21285), (9675, 19657), (11825, 16083)]