103780520

素因数分解:

$2^3\times 5^1\times {\mathrm{61}}^1\times {\mathrm{42533}}^1$

素因数の和:42605

約数の個数: 32

約数和(自身を含む): 237339720

約数和(自身を除く): 133559200

約数列:

[1, 2, 4, 5, 8, 10, 20, 40, 61, 122, 244, 305, 488, 610, 1220, 2440, 42533, 85066, 170132, 212665, 340264, 425330, 850660, 1701320, 2594513, 5189026, 10378052, 12972565, 20756104, 25945130, 51890260, 103780520]

約数ペア:

[(1, 103780520), (2, 51890260), (4, 25945130), (5, 20756104), (8, 12972565), (10, 10378052), (20, 5189026), (40, 2594513), (61, 1701320), (122, 850660), (244, 425330), (305, 340264), (488, 212665), (610, 170132), (1220, 85066), (2440, 42533)]