65772280

素因数分解:

$2^3\times 5^1\times 7^1\times {\mathrm{467}}^1\times {\mathrm{503}}^1$

素因数の和:988

約数の個数: 64

約数和(自身を含む): 169827840

約数和(自身を除く): 104055560

約数列:

[1, 2, 4, 5, 7, 8, 10, 14, 20, 28, 35, 40, 56, 70, 140, 280, 467, 503, 934, 1006, 1868, 2012, 2335, 2515, 3269, 3521, 3736, 4024, 4670, 5030, 6538, 7042, 9340, 10060, 13076, 14084, 16345, 17605, 18680, 20120, 26152, 28168, 32690, 35210, 65380, 70420, 130760, 140840, 234901, 469802, 939604, 1174505, 1644307, 1879208, 2349010, 3288614, 4698020, 6577228, 8221535, 9396040, 13154456, 16443070, 32886140, 65772280]

約数ペア:

[(1, 65772280), (2, 32886140), (4, 16443070), (5, 13154456), (7, 9396040), (8, 8221535), (10, 6577228), (14, 4698020), (20, 3288614), (28, 2349010), (35, 1879208), (40, 1644307), (56, 1174505), (70, 939604), (140, 469802), (280, 234901), (467, 140840), (503, 130760), (934, 70420), (1006, 65380), (1868, 35210), (2012, 32690), (2335, 28168), (2515, 26152), (3269, 20120), (3521, 18680), (3736, 17605), (4024, 16345), (4670, 14084), (5030, 13076), (6538, 10060), (7042, 9340)]