137895520

素因数分解:

$2^5\times 5^1\times 7^1\times {\mathrm{123121}}^1$

素因数の和:123143

約数の個数: 48

約数和(自身を含む): 372320928

約数和(自身を除く): 234425408

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, 123121, 246242, 492484, 615605, 861847, 984968, 1231210, 1723694, 1969936, 2462420, 3447388, 3939872, 4309235, 4924840, 6894776, 8618470, 9849680, 13789552, 17236940, 19699360, 27579104, 34473880, 68947760, 137895520]

約数ペア:

[(1, 137895520), (2, 68947760), (4, 34473880), (5, 27579104), (7, 19699360), (8, 17236940), (10, 13789552), (14, 9849680), (16, 8618470), (20, 6894776), (28, 4924840), (32, 4309235), (35, 3939872), (40, 3447388), (56, 2462420), (70, 1969936), (80, 1723694), (112, 1231210), (140, 984968), (160, 861847), (224, 615605), (280, 492484), (560, 246242), (1120, 123121)]