258215300

素因数分解:

$2^2\times 5^2\times 7^2\times {\mathrm{52697}}^1$

素因数の和:52725

約数の個数: 54

約数和(自身を含む): 651821562

約数和(自身を除く): 393606262

約数列:

[1, 2, 4, 5, 7, 10, 14, 20, 25, 28, 35, 49, 50, 70, 98, 100, 140, 175, 196, 245, 350, 490, 700, 980, 1225, 2450, 4900, 52697, 105394, 210788, 263485, 368879, 526970, 737758, 1053940, 1317425, 1475516, 1844395, 2582153, 2634850, 3688790, 5164306, 5269700, 7377580, 9221975, 10328612, 12910765, 18443950, 25821530, 36887900, 51643060, 64553825, 129107650, 258215300]

約数ペア:

[(1, 258215300), (2, 129107650), (4, 64553825), (5, 51643060), (7, 36887900), (10, 25821530), (14, 18443950), (20, 12910765), (25, 10328612), (28, 9221975), (35, 7377580), (49, 5269700), (50, 5164306), (70, 3688790), (98, 2634850), (100, 2582153), (140, 1844395), (175, 1475516), (196, 1317425), (245, 1053940), (350, 737758), (490, 526970), (700, 368879), (980, 263485), (1225, 210788), (2450, 105394), (4900, 52697)]