399927230495

素因数分解:

$5^1\times {\mathrm{13}}^1\times {\mathrm{19}}^1\times {\mathrm{29}}^1\times {\mathrm{41}}^1\times {\mathrm{272353}}^1$

素因数の和:272460

約数の個数: 64

約数和(自身を含む): 576518947200

約数和(自身を除く): 176591716705

約数列:

[1, 5, 13, 19, 29, 41, 65, 95, 145, 205, 247, 377, 533, 551, 779, 1189, 1235, 1885, 2665, 2755, 3895, 5945, 7163, 10127, 15457, 22591, 35815, 50635, 77285, 112955, 272353, 293683, 1361765, 1468415, 3540589, 5174707, 7898237, 11166473, 17702945, 25873535, 39491185, 55832365, 67271191, 102677081, 145164149, 150066503, 212162987, 323827717, 336355955, 513385405, 725820745, 750332515, 1060814935, 1619138585, 1950864539, 2758118831, 4209760321, 6152726623, 9754322695, 13790594155, 21048801605, 30763633115, 79985446099, 399927230495]

約数ペア:

[(1, 399927230495), (5, 79985446099), (13, 30763633115), (19, 21048801605), (29, 13790594155), (41, 9754322695), (65, 6152726623), (95, 4209760321), (145, 2758118831), (205, 1950864539), (247, 1619138585), (377, 1060814935), (533, 750332515), (551, 725820745), (779, 513385405), (1189, 336355955), (1235, 323827717), (1885, 212162987), (2665, 150066503), (2755, 145164149), (3895, 102677081), (5945, 67271191), (7163, 55832365), (10127, 39491185), (15457, 25873535), (22591, 17702945), (35815, 11166473), (50635, 7898237), (77285, 5174707), (112955, 3540589), (272353, 1468415), (293683, 1361765)]