87495520

素因数分解:

$2^5\times 5^1\times 7^1\times {\mathrm{78121}}^1$

素因数の和:78143

約数の個数: 48

約数和(自身を含む): 236240928

約数和(自身を除く): 148745408

約数列:

[1, 2, 4, 5, 7, 8, 10, 14, 16, 20, 28, 32, 35, 40, 56, 70, 80, 112, 140, 160, 224, 280, 560, 1120, 78121, 156242, 312484, 390605, 546847, 624968, 781210, 1093694, 1249936, 1562420, 2187388, 2499872, 2734235, 3124840, 4374776, 5468470, 6249680, 8749552, 10936940, 12499360, 17499104, 21873880, 43747760, 87495520]

約数ペア:

[(1, 87495520), (2, 43747760), (4, 21873880), (5, 17499104), (7, 12499360), (8, 10936940), (10, 8749552), (14, 6249680), (16, 5468470), (20, 4374776), (28, 3124840), (32, 2734235), (35, 2499872), (40, 2187388), (56, 1562420), (70, 1249936), (80, 1093694), (112, 781210), (140, 624968), (160, 546847), (224, 390605), (280, 312484), (560, 156242), (1120, 78121)]