16280325

素因数分解:

$3^3\times 5^2\times {\mathrm{89}}^1\times {\mathrm{271}}^1$

素因数の和:379

約数の個数: 48

約数和(自身を含む): 30355200

約数和(自身を除く): 14074875

約数列:

[1, 3, 5, 9, 15, 25, 27, 45, 75, 89, 135, 225, 267, 271, 445, 675, 801, 813, 1335, 1355, 2225, 2403, 2439, 4005, 4065, 6675, 6775, 7317, 12015, 12195, 20025, 20325, 24119, 36585, 60075, 60975, 72357, 120595, 182925, 217071, 361785, 602975, 651213, 1085355, 1808925, 3256065, 5426775, 16280325]

約数ペア:

[(1, 16280325), (3, 5426775), (5, 3256065), (9, 1808925), (15, 1085355), (25, 651213), (27, 602975), (45, 361785), (75, 217071), (89, 182925), (135, 120595), (225, 72357), (267, 60975), (271, 60075), (445, 36585), (675, 24119), (801, 20325), (813, 20025), (1335, 12195), (1355, 12015), (2225, 7317), (2403, 6775), (2439, 6675), (4005, 4065)]