25728430

素因数分解:

$2^1\times 5^1\times 7^3\times {\mathrm{13}}^1\times {\mathrm{577}}^1$

素因数の和:618

約数の個数: 64

約数和(自身を含む): 58262400

約数和(自身を除く): 32533970

約数列:

[1, 2, 5, 7, 10, 13, 14, 26, 35, 49, 65, 70, 91, 98, 130, 182, 245, 343, 455, 490, 577, 637, 686, 910, 1154, 1274, 1715, 2885, 3185, 3430, 4039, 4459, 5770, 6370, 7501, 8078, 8918, 15002, 20195, 22295, 28273, 37505, 40390, 44590, 52507, 56546, 75010, 105014, 141365, 197911, 262535, 282730, 367549, 395822, 525070, 735098, 989555, 1837745, 1979110, 2572843, 3675490, 5145686, 12864215, 25728430]

約数ペア:

[(1, 25728430), (2, 12864215), (5, 5145686), (7, 3675490), (10, 2572843), (13, 1979110), (14, 1837745), (26, 989555), (35, 735098), (49, 525070), (65, 395822), (70, 367549), (91, 282730), (98, 262535), (130, 197911), (182, 141365), (245, 105014), (343, 75010), (455, 56546), (490, 52507), (577, 44590), (637, 40390), (686, 37505), (910, 28273), (1154, 22295), (1274, 20195), (1715, 15002), (2885, 8918), (3185, 8078), (3430, 7501), (4039, 6370), (4459, 5770)]