51815185

素因数分解:

$5^1\times {\mathrm{19}}^1\times {\mathrm{41}}^1\times {\mathrm{53}}^1\times {\mathrm{251}}^1$

素因数の和:369

約数の個数: 32

約数和(自身を含む): 68584320

約数和(自身を除く): 16769135

約数列:

[1, 5, 19, 41, 53, 95, 205, 251, 265, 779, 1007, 1255, 2173, 3895, 4769, 5035, 10291, 10865, 13303, 23845, 41287, 51455, 66515, 195529, 206435, 252757, 545423, 977645, 1263785, 2727115, 10363037, 51815185]

約数ペア:

[(1, 51815185), (5, 10363037), (19, 2727115), (41, 1263785), (53, 977645), (95, 545423), (205, 252757), (251, 206435), (265, 195529), (779, 66515), (1007, 51455), (1255, 41287), (2173, 23845), (3895, 13303), (4769, 10865), (5035, 10291)]