97669720

素因数分解:

$2^3\times 5^1\times {\mathrm{491}}^1\times {\mathrm{4973}}^1$

素因数の和:5475

約数の個数: 32

約数和(自身を含む): 220248720

約数和(自身を除く): 122579000

約数列:

[1, 2, 4, 5, 8, 10, 20, 40, 491, 982, 1964, 2455, 3928, 4910, 4973, 9820, 9946, 19640, 19892, 24865, 39784, 49730, 99460, 198920, 2441743, 4883486, 9766972, 12208715, 19533944, 24417430, 48834860, 97669720]

約数ペア:

[(1, 97669720), (2, 48834860), (4, 24417430), (5, 19533944), (8, 12208715), (10, 9766972), (20, 4883486), (40, 2441743), (491, 198920), (982, 99460), (1964, 49730), (2455, 39784), (3928, 24865), (4910, 19892), (4973, 19640), (9820, 9946)]