25299960

素因数分解:

$2^3\times 3^1\times 5^1\times 7^1\times {\mathrm{30119}}^1$

素因数の和:30140

約数の個数: 64

約数和(自身を含む): 86745600

約数和(自身を除く): 61445640

約数列:

[1, 2, 3, 4, 5, 6, 7, 8, 10, 12, 14, 15, 20, 21, 24, 28, 30, 35, 40, 42, 56, 60, 70, 84, 105, 120, 140, 168, 210, 280, 420, 840, 30119, 60238, 90357, 120476, 150595, 180714, 210833, 240952, 301190, 361428, 421666, 451785, 602380, 632499, 722856, 843332, 903570, 1054165, 1204760, 1264998, 1686664, 1807140, 2108330, 2529996, 3162495, 3614280, 4216660, 5059992, 6324990, 8433320, 12649980, 25299960]

約数ペア:

[(1, 25299960), (2, 12649980), (3, 8433320), (4, 6324990), (5, 5059992), (6, 4216660), (7, 3614280), (8, 3162495), (10, 2529996), (12, 2108330), (14, 1807140), (15, 1686664), (20, 1264998), (21, 1204760), (24, 1054165), (28, 903570), (30, 843332), (35, 722856), (40, 632499), (42, 602380), (56, 451785), (60, 421666), (70, 361428), (84, 301190), (105, 240952), (120, 210833), (140, 180714), (168, 150595), (210, 120476), (280, 90357), (420, 60238), (840, 30119)]