214675775

素因数分解:

$5^2\times {\mathrm{19}}^1\times {\mathrm{31}}^1\times {\mathrm{61}}^1\times {\mathrm{239}}^1$

素因数の和:360

約数の個数: 48

約数和(自身を含む): 295219200

約数和(自身を除く): 80543425

約数列:

[1, 5, 19, 25, 31, 61, 95, 155, 239, 305, 475, 589, 775, 1159, 1195, 1525, 1891, 2945, 4541, 5795, 5975, 7409, 9455, 14579, 14725, 22705, 28975, 35929, 37045, 47275, 72895, 113525, 140771, 179645, 185225, 277001, 364475, 451949, 703855, 898225, 1385005, 2259745, 3519275, 6925025, 8587031, 11298725, 42935155, 214675775]

約数ペア:

[(1, 214675775), (5, 42935155), (19, 11298725), (25, 8587031), (31, 6925025), (61, 3519275), (95, 2259745), (155, 1385005), (239, 898225), (305, 703855), (475, 451949), (589, 364475), (775, 277001), (1159, 185225), (1195, 179645), (1525, 140771), (1891, 113525), (2945, 72895), (4541, 47275), (5795, 37045), (5975, 35929), (7409, 28975), (9455, 22705), (14579, 14725)]