90072272

素因数分解:

$2^4\times {\mathrm{43}}^1\times {\mathrm{89}}^1\times {\mathrm{1471}}^1$

素因数の和:1611

約数の個数: 40

約数和(自身を含む): 180702720

約数和(自身を除く): 90630448

約数列:

[1, 2, 4, 8, 16, 43, 86, 89, 172, 178, 344, 356, 688, 712, 1424, 1471, 2942, 3827, 5884, 7654, 11768, 15308, 23536, 30616, 61232, 63253, 126506, 130919, 253012, 261838, 506024, 523676, 1012048, 1047352, 2094704, 5629517, 11259034, 22518068, 45036136, 90072272]

約数ペア:

[(1, 90072272), (2, 45036136), (4, 22518068), (8, 11259034), (16, 5629517), (43, 2094704), (86, 1047352), (89, 1012048), (172, 523676), (178, 506024), (344, 261838), (356, 253012), (688, 130919), (712, 126506), (1424, 63253), (1471, 61232), (2942, 30616), (3827, 23536), (5884, 15308), (7654, 11768)]