90146420

素因数分解:

$2^2\times 5^1\times 7^1\times {\mathrm{13}}^1\times {\mathrm{49531}}^1$

素因数の和:49560

約数の個数: 48

約数和(自身を含む): 232998528

約数和(自身を除く): 142852108

約数列:

[1, 2, 4, 5, 7, 10, 13, 14, 20, 26, 28, 35, 52, 65, 70, 91, 130, 140, 182, 260, 364, 455, 910, 1820, 49531, 99062, 198124, 247655, 346717, 495310, 643903, 693434, 990620, 1287806, 1386868, 1733585, 2575612, 3219515, 3467170, 4507321, 6439030, 6934340, 9014642, 12878060, 18029284, 22536605, 45073210, 90146420]

約数ペア:

[(1, 90146420), (2, 45073210), (4, 22536605), (5, 18029284), (7, 12878060), (10, 9014642), (13, 6934340), (14, 6439030), (20, 4507321), (26, 3467170), (28, 3219515), (35, 2575612), (52, 1733585), (65, 1386868), (70, 1287806), (91, 990620), (130, 693434), (140, 643903), (182, 495310), (260, 346717), (364, 247655), (455, 198124), (910, 99062), (1820, 49531)]