248775100

素因数分解:

$2^2\times 5^2\times 7^1\times {\mathrm{239}}^1\times {\mathrm{1487}}^1$

素因数の和:1747

約数の個数: 72

約数和(自身を含む): 619960320

約数和(自身を除く): 371185220

約数列:

[1, 2, 4, 5, 7, 10, 14, 20, 25, 28, 35, 50, 70, 100, 140, 175, 239, 350, 478, 700, 956, 1195, 1487, 1673, 2390, 2974, 3346, 4780, 5948, 5975, 6692, 7435, 8365, 10409, 11950, 14870, 16730, 20818, 23900, 29740, 33460, 37175, 41636, 41825, 52045, 74350, 83650, 104090, 148700, 167300, 208180, 260225, 355393, 520450, 710786, 1040900, 1421572, 1776965, 2487751, 3553930, 4975502, 7107860, 8884825, 9951004, 12438755, 17769650, 24877510, 35539300, 49755020, 62193775, 124387550, 248775100]

約数ペア:

[(1, 248775100), (2, 124387550), (4, 62193775), (5, 49755020), (7, 35539300), (10, 24877510), (14, 17769650), (20, 12438755), (25, 9951004), (28, 8884825), (35, 7107860), (50, 4975502), (70, 3553930), (100, 2487751), (140, 1776965), (175, 1421572), (239, 1040900), (350, 710786), (478, 520450), (700, 355393), (956, 260225), (1195, 208180), (1487, 167300), (1673, 148700), (2390, 104090), (2974, 83650), (3346, 74350), (4780, 52045), (5948, 41825), (5975, 41636), (6692, 37175), (7435, 33460), (8365, 29740), (10409, 23900), (11950, 20818), (14870, 16730)]