251215072

素因数分解:

$2^5\times {\mathrm{31}}^1\times {\mathrm{157}}^1\times {\mathrm{1613}}^1$

素因数の和:1811

約数の個数: 48

約数和(自身を含む): 514104192

約数和(自身を除く): 262889120

約数列:

[1, 2, 4, 8, 16, 31, 32, 62, 124, 157, 248, 314, 496, 628, 992, 1256, 1613, 2512, 3226, 4867, 5024, 6452, 9734, 12904, 19468, 25808, 38936, 50003, 51616, 77872, 100006, 155744, 200012, 253241, 400024, 506482, 800048, 1012964, 1600096, 2025928, 4051856, 7850471, 8103712, 15700942, 31401884, 62803768, 125607536, 251215072]

約数ペア:

[(1, 251215072), (2, 125607536), (4, 62803768), (8, 31401884), (16, 15700942), (31, 8103712), (32, 7850471), (62, 4051856), (124, 2025928), (157, 1600096), (248, 1012964), (314, 800048), (496, 506482), (628, 400024), (992, 253241), (1256, 200012), (1613, 155744), (2512, 100006), (3226, 77872), (4867, 51616), (5024, 50003), (6452, 38936), (9734, 25808), (12904, 19468)]