201220705

素因数分解:

$5^1\times 7^2\times {\mathrm{29}}^1\times {\mathrm{127}}^1\times {\mathrm{223}}^1$

素因数の和:398

約数の個数: 48

約数和(自身を含む): 294174720

約数和(自身を除く): 92954015

約数列:

[1, 5, 7, 29, 35, 49, 127, 145, 203, 223, 245, 635, 889, 1015, 1115, 1421, 1561, 3683, 4445, 6223, 6467, 7105, 7805, 10927, 18415, 25781, 28321, 31115, 32335, 45269, 54635, 128905, 141605, 180467, 198247, 226345, 316883, 821309, 902335, 991235, 1387729, 1584415, 4106545, 5749163, 6938645, 28745815, 40244141, 201220705]

約数ペア:

[(1, 201220705), (5, 40244141), (7, 28745815), (29, 6938645), (35, 5749163), (49, 4106545), (127, 1584415), (145, 1387729), (203, 991235), (223, 902335), (245, 821309), (635, 316883), (889, 226345), (1015, 198247), (1115, 180467), (1421, 141605), (1561, 128905), (3683, 54635), (4445, 45269), (6223, 32335), (6467, 31115), (7105, 28321), (7805, 25781), (10927, 18415)]