25270700

素因数分解:

$2^2\times 5^2\times 7^1\times {\mathrm{13}}^1\times {\mathrm{2777}}^1$

素因数の和:2811

約数の個数: 72

約数和(自身を含む): 67516512

約数和(自身を除く): 42245812

約数列:

[1, 2, 4, 5, 7, 10, 13, 14, 20, 25, 26, 28, 35, 50, 52, 65, 70, 91, 100, 130, 140, 175, 182, 260, 325, 350, 364, 455, 650, 700, 910, 1300, 1820, 2275, 2777, 4550, 5554, 9100, 11108, 13885, 19439, 27770, 36101, 38878, 55540, 69425, 72202, 77756, 97195, 138850, 144404, 180505, 194390, 252707, 277700, 361010, 388780, 485975, 505414, 722020, 902525, 971950, 1010828, 1263535, 1805050, 1943900, 2527070, 3610100, 5054140, 6317675, 12635350, 25270700]

約数ペア:

[(1, 25270700), (2, 12635350), (4, 6317675), (5, 5054140), (7, 3610100), (10, 2527070), (13, 1943900), (14, 1805050), (20, 1263535), (25, 1010828), (26, 971950), (28, 902525), (35, 722020), (50, 505414), (52, 485975), (65, 388780), (70, 361010), (91, 277700), (100, 252707), (130, 194390), (140, 180505), (175, 144404), (182, 138850), (260, 97195), (325, 77756), (350, 72202), (364, 69425), (455, 55540), (650, 38878), (700, 36101), (910, 27770), (1300, 19439), (1820, 13885), (2275, 11108), (2777, 9100), (4550, 5554)]