157017805

素因数分解:

$5^1\times 7^2\times {\mathrm{19}}^1\times {\mathrm{89}}^1\times {\mathrm{379}}^1$

素因数の和:506

約数の個数: 48

約数和(自身を含む): 233928000

約数和(自身を除く): 76910195

約数列:

[1, 5, 7, 19, 35, 49, 89, 95, 133, 245, 379, 445, 623, 665, 931, 1691, 1895, 2653, 3115, 4361, 4655, 7201, 8455, 11837, 13265, 18571, 21805, 33731, 36005, 50407, 59185, 82859, 92855, 168655, 236117, 252035, 352849, 414295, 640889, 1180585, 1652819, 1764245, 3204445, 4486223, 8264095, 22431115, 31403561, 157017805]

約数ペア:

[(1, 157017805), (5, 31403561), (7, 22431115), (19, 8264095), (35, 4486223), (49, 3204445), (89, 1764245), (95, 1652819), (133, 1180585), (245, 640889), (379, 414295), (445, 352849), (623, 252035), (665, 236117), (931, 168655), (1691, 92855), (1895, 82859), (2653, 59185), (3115, 50407), (4361, 36005), (4655, 33731), (7201, 21805), (8455, 18571), (11837, 13265)]