129165200

素因数分解:

$2^4\times 5^2\times {\mathrm{97}}^1\times {\mathrm{3329}}^1$

素因数の和:3444

約数の個数: 60

約数和(自身を含む): 313612740

約数和(自身を除く): 184447540

約数列:

[1, 2, 4, 5, 8, 10, 16, 20, 25, 40, 50, 80, 97, 100, 194, 200, 388, 400, 485, 776, 970, 1552, 1940, 2425, 3329, 3880, 4850, 6658, 7760, 9700, 13316, 16645, 19400, 26632, 33290, 38800, 53264, 66580, 83225, 133160, 166450, 266320, 322913, 332900, 645826, 665800, 1291652, 1331600, 1614565, 2583304, 3229130, 5166608, 6458260, 8072825, 12916520, 16145650, 25833040, 32291300, 64582600, 129165200]

約数ペア:

[(1, 129165200), (2, 64582600), (4, 32291300), (5, 25833040), (8, 16145650), (10, 12916520), (16, 8072825), (20, 6458260), (25, 5166608), (40, 3229130), (50, 2583304), (80, 1614565), (97, 1331600), (100, 1291652), (194, 665800), (200, 645826), (388, 332900), (400, 322913), (485, 266320), (776, 166450), (970, 133160), (1552, 83225), (1940, 66580), (2425, 53264), (3329, 38800), (3880, 33290), (4850, 26632), (6658, 19400), (7760, 16645), (9700, 13316)]