56870895

素因数分解:

$3^1\times 5^1\times {\mathrm{19}}^1\times {\mathrm{31}}^1\times {\mathrm{41}}^1\times {\mathrm{157}}^1$

素因数の和:256

約数の個数: 64

約数和(自身を含む): 101928960

約数和(自身を除く): 45058065

約数列:

[1, 3, 5, 15, 19, 31, 41, 57, 93, 95, 123, 155, 157, 205, 285, 465, 471, 589, 615, 779, 785, 1271, 1767, 2337, 2355, 2945, 2983, 3813, 3895, 4867, 6355, 6437, 8835, 8949, 11685, 14601, 14915, 19065, 19311, 24149, 24335, 32185, 44745, 72447, 73005, 92473, 96555, 120745, 122303, 199547, 277419, 362235, 366909, 462365, 598641, 611515, 997735, 1387095, 1834545, 2993205, 3791393, 11374179, 18956965, 56870895]

約数ペア:

[(1, 56870895), (3, 18956965), (5, 11374179), (15, 3791393), (19, 2993205), (31, 1834545), (41, 1387095), (57, 997735), (93, 611515), (95, 598641), (123, 462365), (155, 366909), (157, 362235), (205, 277419), (285, 199547), (465, 122303), (471, 120745), (589, 96555), (615, 92473), (779, 73005), (785, 72447), (1271, 44745), (1767, 32185), (2337, 24335), (2355, 24149), (2945, 19311), (2983, 19065), (3813, 14915), (3895, 14601), (4867, 11685), (6355, 8949), (6437, 8835)]