25179040

素因数分解:

$2^5\times 5^1\times {\mathrm{17}}^1\times {\mathrm{9257}}^1$

素因数の和:9289

約数の個数: 48

約数和(自身を含む): 62991432

約数和(自身を除く): 37812392

約数列:

[1, 2, 4, 5, 8, 10, 16, 17, 20, 32, 34, 40, 68, 80, 85, 136, 160, 170, 272, 340, 544, 680, 1360, 2720, 9257, 18514, 37028, 46285, 74056, 92570, 148112, 157369, 185140, 296224, 314738, 370280, 629476, 740560, 786845, 1258952, 1481120, 1573690, 2517904, 3147380, 5035808, 6294760, 12589520, 25179040]

約数ペア:

[(1, 25179040), (2, 12589520), (4, 6294760), (5, 5035808), (8, 3147380), (10, 2517904), (16, 1573690), (17, 1481120), (20, 1258952), (32, 786845), (34, 740560), (40, 629476), (68, 370280), (80, 314738), (85, 296224), (136, 185140), (160, 157369), (170, 148112), (272, 92570), (340, 74056), (544, 46285), (680, 37028), (1360, 18514), (2720, 9257)]