90500480

素因数分解:

$2^7\times 5^1\times 7^1\times {\mathrm{20201}}^1$

素因数の和:20227

約数の個数: 64

約数和(自身を含む): 247272480

約数和(自身を除く): 156772000

約数列:

[1, 2, 4, 5, 7, 8, 10, 14, 16, 20, 28, 32, 35, 40, 56, 64, 70, 80, 112, 128, 140, 160, 224, 280, 320, 448, 560, 640, 896, 1120, 2240, 4480, 20201, 40402, 80804, 101005, 141407, 161608, 202010, 282814, 323216, 404020, 565628, 646432, 707035, 808040, 1131256, 1292864, 1414070, 1616080, 2262512, 2585728, 2828140, 3232160, 4525024, 5656280, 6464320, 9050048, 11312560, 12928640, 18100096, 22625120, 45250240, 90500480]

約数ペア:

[(1, 90500480), (2, 45250240), (4, 22625120), (5, 18100096), (7, 12928640), (8, 11312560), (10, 9050048), (14, 6464320), (16, 5656280), (20, 4525024), (28, 3232160), (32, 2828140), (35, 2585728), (40, 2262512), (56, 1616080), (64, 1414070), (70, 1292864), (80, 1131256), (112, 808040), (128, 707035), (140, 646432), (160, 565628), (224, 404020), (280, 323216), (320, 282814), (448, 202010), (560, 161608), (640, 141407), (896, 101005), (1120, 80804), (2240, 40402), (4480, 20201)]