168986475

素因数分解:

$3^2\times 5^2\times 7^1\times {\mathrm{19}}^1\times {\mathrm{5647}}^1$

素因数の和:5689

約数の個数: 72

約数和(自身を含む): 364183040

約数和(自身を除く): 195196565

約数列:

[1, 3, 5, 7, 9, 15, 19, 21, 25, 35, 45, 57, 63, 75, 95, 105, 133, 171, 175, 225, 285, 315, 399, 475, 525, 665, 855, 1197, 1425, 1575, 1995, 3325, 4275, 5647, 5985, 9975, 16941, 28235, 29925, 39529, 50823, 84705, 107293, 118587, 141175, 197645, 254115, 321879, 355761, 423525, 536465, 592935, 751051, 965637, 988225, 1270575, 1609395, 1778805, 2253153, 2682325, 2964675, 3755255, 4828185, 6759459, 8046975, 8894025, 11265765, 18776275, 24140925, 33797295, 56328825, 168986475]

約数ペア:

[(1, 168986475), (3, 56328825), (5, 33797295), (7, 24140925), (9, 18776275), (15, 11265765), (19, 8894025), (21, 8046975), (25, 6759459), (35, 4828185), (45, 3755255), (57, 2964675), (63, 2682325), (75, 2253153), (95, 1778805), (105, 1609395), (133, 1270575), (171, 988225), (175, 965637), (225, 751051), (285, 592935), (315, 536465), (399, 423525), (475, 355761), (525, 321879), (665, 254115), (855, 197645), (1197, 141175), (1425, 118587), (1575, 107293), (1995, 84705), (3325, 50823), (4275, 39529), (5647, 29925), (5985, 28235), (9975, 16941)]