25691280

素因数分解:

$2^4\times 3^1\times 5^1\times {\mathrm{167}}^1\times {\mathrm{641}}^1$

素因数の和:824

約数の個数: 80

約数和(自身を含む): 80244864

約数和(自身を除く): 54553584

約数列:

[1, 2, 3, 4, 5, 6, 8, 10, 12, 15, 16, 20, 24, 30, 40, 48, 60, 80, 120, 167, 240, 334, 501, 641, 668, 835, 1002, 1282, 1336, 1670, 1923, 2004, 2505, 2564, 2672, 3205, 3340, 3846, 4008, 5010, 5128, 6410, 6680, 7692, 8016, 9615, 10020, 10256, 12820, 13360, 15384, 19230, 20040, 25640, 30768, 38460, 40080, 51280, 76920, 107047, 153840, 214094, 321141, 428188, 535235, 642282, 856376, 1070470, 1284564, 1605705, 1712752, 2140940, 2569128, 3211410, 4281880, 5138256, 6422820, 8563760, 12845640, 25691280]

約数ペア:

[(1, 25691280), (2, 12845640), (3, 8563760), (4, 6422820), (5, 5138256), (6, 4281880), (8, 3211410), (10, 2569128), (12, 2140940), (15, 1712752), (16, 1605705), (20, 1284564), (24, 1070470), (30, 856376), (40, 642282), (48, 535235), (60, 428188), (80, 321141), (120, 214094), (167, 153840), (240, 107047), (334, 76920), (501, 51280), (641, 40080), (668, 38460), (835, 30768), (1002, 25640), (1282, 20040), (1336, 19230), (1670, 15384), (1923, 13360), (2004, 12820), (2505, 10256), (2564, 10020), (2672, 9615), (3205, 8016), (3340, 7692), (3846, 6680), (4008, 6410), (5010, 5128)]