200845970

素因数分解:

$2^1\times 5^1\times {\mathrm{13}}^1\times {\mathrm{991}}^1\times {\mathrm{1559}}^1$

素因数の和:2570

約数の個数: 32

約数和(自身を含む): 389975040

約数和(自身を除く): 189129070

約数列:

[1, 2, 5, 10, 13, 26, 65, 130, 991, 1559, 1982, 3118, 4955, 7795, 9910, 12883, 15590, 20267, 25766, 40534, 64415, 101335, 128830, 202670, 1544969, 3089938, 7724845, 15449690, 20084597, 40169194, 100422985, 200845970]

約数ペア:

[(1, 200845970), (2, 100422985), (5, 40169194), (10, 20084597), (13, 15449690), (26, 7724845), (65, 3089938), (130, 1544969), (991, 202670), (1559, 128830), (1982, 101335), (3118, 64415), (4955, 40534), (7795, 25766), (9910, 20267), (12883, 15590)]