163548760

素因数分解:

$2^3\times 5^1\times {\mathrm{313}}^1\times {\mathrm{13063}}^1$

素因数の和:13387

約数の個数: 32

約数和(自身を含む): 369188640

約数和(自身を除く): 205639880

約数列:

[1, 2, 4, 5, 8, 10, 20, 40, 313, 626, 1252, 1565, 2504, 3130, 6260, 12520, 13063, 26126, 52252, 65315, 104504, 130630, 261260, 522520, 4088719, 8177438, 16354876, 20443595, 32709752, 40887190, 81774380, 163548760]

約数ペア:

[(1, 163548760), (2, 81774380), (4, 40887190), (5, 32709752), (8, 20443595), (10, 16354876), (20, 8177438), (40, 4088719), (313, 522520), (626, 261260), (1252, 130630), (1565, 104504), (2504, 65315), (3130, 52252), (6260, 26126), (12520, 13063)]