25485760

素因数分解:

$2^6\times 5^1\times {\mathrm{73}}^1\times {\mathrm{1091}}^1$

素因数の和:1181

約数の個数: 56

約数和(自身を含む): 61575696

約数和(自身を除く): 36089936

約数列:

[1, 2, 4, 5, 8, 10, 16, 20, 32, 40, 64, 73, 80, 146, 160, 292, 320, 365, 584, 730, 1091, 1168, 1460, 2182, 2336, 2920, 4364, 4672, 5455, 5840, 8728, 10910, 11680, 17456, 21820, 23360, 34912, 43640, 69824, 79643, 87280, 159286, 174560, 318572, 349120, 398215, 637144, 796430, 1274288, 1592860, 2548576, 3185720, 5097152, 6371440, 12742880, 25485760]

約数ペア:

[(1, 25485760), (2, 12742880), (4, 6371440), (5, 5097152), (8, 3185720), (10, 2548576), (16, 1592860), (20, 1274288), (32, 796430), (40, 637144), (64, 398215), (73, 349120), (80, 318572), (146, 174560), (160, 159286), (292, 87280), (320, 79643), (365, 69824), (584, 43640), (730, 34912), (1091, 23360), (1168, 21820), (1460, 17456), (2182, 11680), (2336, 10910), (2920, 8728), (4364, 5840), (4672, 5455)]