201675770775

素因数分解:

$3^2\times 5^2\times {\mathrm{31}}^1\times {\mathrm{1409}}^1\times {\mathrm{20521}}^1$

素因数の和:21977

約数の個数: 72

約数和(自身を含む): 373158913920

約数和(自身を除く): 171483143145

約数列:

[1, 3, 5, 9, 15, 25, 31, 45, 75, 93, 155, 225, 279, 465, 775, 1395, 1409, 2325, 4227, 6975, 7045, 12681, 20521, 21135, 35225, 43679, 61563, 63405, 102605, 105675, 131037, 184689, 218395, 307815, 317025, 393111, 513025, 636151, 655185, 923445, 1091975, 1539075, 1908453, 1965555, 3180755, 3275925, 4617225, 5725359, 9542265, 9827775, 15903775, 28626795, 28914089, 47711325, 86742267, 143133975, 144570445, 260226801, 433711335, 722852225, 896336759, 1301134005, 2168556675, 2689010277, 4481683795, 6505670025, 8067030831, 13445051385, 22408418975, 40335154155, 67225256925, 201675770775]

約数ペア:

[(1, 201675770775), (3, 67225256925), (5, 40335154155), (9, 22408418975), (15, 13445051385), (25, 8067030831), (31, 6505670025), (45, 4481683795), (75, 2689010277), (93, 2168556675), (155, 1301134005), (225, 896336759), (279, 722852225), (465, 433711335), (775, 260226801), (1395, 144570445), (1409, 143133975), (2325, 86742267), (4227, 47711325), (6975, 28914089), (7045, 28626795), (12681, 15903775), (20521, 9827775), (21135, 9542265), (35225, 5725359), (43679, 4617225), (61563, 3275925), (63405, 3180755), (102605, 1965555), (105675, 1908453), (131037, 1539075), (184689, 1091975), (218395, 923445), (307815, 655185), (317025, 636151), (393111, 513025)]