1878102785

素因数分解:

$5^1\times {\mathrm{13}}^1\times {\mathrm{19}}^1\times {\mathrm{29}}^1\times {\mathrm{41}}^1\times {\mathrm{1279}}^1$

素因数の和:1386

約数の個数: 64

約数和(自身を含む): 2709504000

約数和(自身を除く): 831401215

約数列:

[1, 5, 13, 19, 29, 41, 65, 95, 145, 205, 247, 377, 533, 551, 779, 1189, 1235, 1279, 1885, 2665, 2755, 3895, 5945, 6395, 7163, 10127, 15457, 16627, 22591, 24301, 35815, 37091, 50635, 52439, 77285, 83135, 112955, 121505, 185455, 262195, 293683, 315913, 482183, 681707, 704729, 996341, 1468415, 1520731, 1579565, 2410915, 3408535, 3523645, 4981705, 7603655, 9161477, 12952433, 19769503, 28893889, 45807385, 64762165, 98847515, 144469445, 375620557, 1878102785]

約数ペア:

[(1, 1878102785), (5, 375620557), (13, 144469445), (19, 98847515), (29, 64762165), (41, 45807385), (65, 28893889), (95, 19769503), (145, 12952433), (205, 9161477), (247, 7603655), (377, 4981705), (533, 3523645), (551, 3408535), (779, 2410915), (1189, 1579565), (1235, 1520731), (1279, 1468415), (1885, 996341), (2665, 704729), (2755, 681707), (3895, 482183), (5945, 315913), (6395, 293683), (7163, 262195), (10127, 185455), (15457, 121505), (16627, 112955), (22591, 83135), (24301, 77285), (35815, 52439), (37091, 50635)]